97654321
97654321 is the eight-digit integer 97,654,321. It features a descending sequence of digits from 9 to 1 with the digit 8 omitted, a pattern sometimes used to illustrate decimal place value and digit arrangement in teaching materials.
Numerical properties: The number is odd, since it ends in 1. Its digit sum is 9+7+6+5+4+3+2+1 = 37,
Context and usage: In mathematics and computer science, 97,654,321 may be used as an example of a
Related topics: Numbers with descending digits are sometimes discussed in examples of order and decimal representation,