97899528 has 32 divisors (see below), whose sum is σ = 245014560. Its totient is φ = 32597760.

The previous prime is 97899509. The next prime is 97899541. The reversal of 97899528 is 82599879.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29808 + ... + 32928.

It is an arithmetic number, because the mean of its divisors is an integer number (7656705).

Almost surely, 2^97899528 is an apocalyptic number.

It is an amenable number.

97899528 is an abundant number, since it is smaller than the sum of its proper divisors (147115032).

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

97899528 is a wasteful number, since it uses less digits than its factorization.

97899528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437 (or 4433 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 57.

The square root of 97899528 is about 9894.4190329701. The cubic root of 97899528 is about 460.8860175913.

The spelling of 97899528 in words is "ninety-seven million, eight hundred ninety-nine thousand, five hundred twenty-eight".