97525490 has 8 divisors (see below), whose sum is σ = 175545900. Its totient is φ = 39010192.

The previous prime is 97525489. The next prime is 97525501. The reversal of 97525490 is 9452579.

It can be written as a sum of positive squares in 2 ways, for example, as 90801841 + 6723649 = 9529^2 + 2593^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×97525490² = 19022442399480200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4876265 + ... + 4876284.

Almost surely, 2^97525490 is an apocalyptic number.

97525490 is a deficient number, since it is larger than the sum of its proper divisors (78020410).

97525490 is a wasteful number, since it uses less digits than its factorization.

97525490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752556.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 97525490 is about 9875.4994810389. The cubic root of 97525490 is about 460.2983099698.

The spelling of 97525490 in words is "ninety-seven million, five hundred twenty-five thousand, four hundred ninety".