97492920 has 128 divisors (see below), whose sum is σ = 336268800. Its totient is φ = 22150656.

The previous prime is 97492919. The next prime is 97492931. The reversal of 97492920 is 2929479.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 232471 + ... + 232889.

It is an arithmetic number, because the mean of its divisors is an integer number (2627100).

Almost surely, 2^97492920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97492920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168134400).

97492920 is an abundant number, since it is smaller than the sum of its proper divisors (238775880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97492920 is a wasteful number, since it uses less digits than its factorization.

97492920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717 (or 713 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 97492920 is about 9873.8503128212. The cubic root of 97492920 is about 460.2470632473.

The spelling of 97492920 in words is "ninety-seven million, four hundred ninety-two thousand, nine hundred twenty".