97525415 has 16 divisors (see below), whose sum is σ = 127558368. Its totient is φ = 71147136.

The previous prime is 97525403. The next prime is 97525453. The reversal of 97525415 is 51452579.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 97525415 - 2²⁰ = 96476839 is a prime.

It is a super-2 number, since 2×97525415² = 19022413141844450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3644 + ... + 14433.

It is an arithmetic number, because the mean of its divisors is an integer number (7972398).

Almost surely, 2^97525415 is an apocalyptic number.

97525415 is a deficient number, since it is larger than the sum of its proper divisors (30032953).

97525415 is a wasteful number, since it uses less digits than its factorization.

97525415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18178.

The product of its digits is 63000, while the sum is 38.

The square root of 97525415 is about 9875.4956837619. The cubic root of 97525415 is about 460.2981919755.

The spelling of 97525415 in words is "ninety-seven million, five hundred twenty-five thousand, four hundred fifteen".