90332492 has 24 divisors (see below), whose sum is σ = 168272496. Its totient is φ = 42283008.

The previous prime is 90332483. The next prime is 90332531. The reversal of 90332492 is 29423309.

It is a super-2 number, since 2×90332492² = 16319918221860128, which contains 22 as substring.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9683 + ... + 16565.

It is an arithmetic number, because the mean of its divisors is an integer number (7011354).

Almost surely, 2^90332492 is an apocalyptic number.

It is an amenable number.

90332492 is a deficient number, since it is larger than the sum of its proper divisors (77940004).

90332492 is a wasteful number, since it uses less digits than its factorization.

90332492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7097 (or 7095 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 90332492 is about 9504.3406925467. The cubic root of 90332492 is about 448.6916598713.

The spelling of 90332492 in words is "ninety million, three hundred thirty-two thousand, four hundred ninety-two".