97951525 has 24 divisors (see below), whose sum is σ = 141776640. Its totient is φ = 65732160.

The previous prime is 97951487. The next prime is 97951541. The reversal of 97951525 is 52515979.

It is a happy number.

It is not a de Polignac number, because 97951525 - 2⁷ = 97951397 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2271 + ... + 14179.

It is an arithmetic number, because the mean of its divisors is an integer number (5907360).

Almost surely, 2^97951525 is an apocalyptic number.

It is an amenable number.

97951525 is a deficient number, since it is larger than the sum of its proper divisors (43825115).

97951525 is a wasteful number, since it uses less digits than its factorization.

97951525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11973 (or 11968 counting only the distinct ones).

The product of its digits is 141750, while the sum is 43.

The square root of 97951525 is about 9897.0462765413. The cubic root of 97951525 is about 460.9675993559.

The spelling of 97951525 in words is "ninety-seven million, nine hundred fifty-one thousand, five hundred twenty-five".