97199528 has 8 divisors (see below), whose sum is σ = 182249130. Its totient is φ = 48599760.

The previous prime is 97199521. The next prime is 97199533. The reversal of 97199528 is 82599179.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 96393124 + 806404 = 9818^2 + 898^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (97199521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6074963 + ... + 6074978.

Almost surely, 2^97199528 is an apocalyptic number.

It is an amenable number.

97199528 is a deficient number, since it is larger than the sum of its proper divisors (85049602).

97199528 is a wasteful number, since it uses less digits than its factorization.

97199528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12149947 (or 12149943 counting only the distinct ones).

The product of its digits is 408240, while the sum is 50.

The square root of 97199528 is about 9858.9820975596. The cubic root of 97199528 is about 459.7849152003.

The spelling of 97199528 in words is "ninety-seven million, one hundred ninety-nine thousand, five hundred twenty-eight".