97258940 has 24 divisors (see below), whose sum is σ = 209765472. Its totient is φ = 37851840.

The previous prime is 97258901. The next prime is 97258951. The reversal of 97258940 is 4985279.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 97258891 and 97258900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64976 + ... + 66455.

It is an arithmetic number, because the mean of its divisors is an integer number (8740228).

Almost surely, 2^97258940 is an apocalyptic number.

It is an amenable number.

97258940 is an abundant number, since it is smaller than the sum of its proper divisors (112506532).

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

97258940 is a wasteful number, since it uses less digits than its factorization.

97258940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131477 (or 131475 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The square root of 97258940 is about 9861.9947272344. The cubic root of 97258940 is about 459.8785753862.

The spelling of 97258940 in words is "ninety-seven million, two hundred fifty-eight thousand, nine hundred forty".