97415928 has 24 divisors (see below), whose sum is σ = 263835000. Its totient is φ = 32471952.

The previous prime is 97415897. The next prime is 97415947. The reversal of 97415928 is 82951479.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 676428 + ... + 676571.

It is an arithmetic number, because the mean of its divisors is an integer number (10993125).

Almost surely, 2^97415928 is an apocalyptic number.

It is an amenable number.

97415928 is an abundant number, since it is smaller than the sum of its proper divisors (166419072).

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

97415928 is a wasteful number, since it uses less digits than its factorization.

97415928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353011 (or 1353004 counting only the distinct ones).

The product of its digits is 181440, while the sum is 45.

The square root of 97415928 is about 9869.9507597556. The cubic root of 97415928 is about 460.1258760747.

It can be divided in two parts, 97 and 415928, that added together give a square (416025 = 645²).

The spelling of 97415928 in words is "ninety-seven million, four hundred fifteen thousand, nine hundred twenty-eight".