90582172 has 12 divisors (see below), whose sum is σ = 158639040. Its totient is φ = 45256736.

The previous prime is 90582157. The next prime is 90582187. The reversal of 90582172 is 27128509.

It is an interprime number because it is at equal distance from previous prime (90582157) and next prime (90582187).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2113 + ... + 13624.

It is an arithmetic number, because the mean of its divisors is an integer number (13219920).

Almost surely, 2^90582172 is an apocalyptic number.

It is an amenable number.

90582172 is a deficient number, since it is larger than the sum of its proper divisors (68056868).

90582172 is a wasteful number, since it uses less digits than its factorization.

90582172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17180 (or 17178 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 90582172 is about 9517.4666797420. The cubic root of 90582172 is about 449.1046758031.

The spelling of 90582172 in words is "ninety million, five hundred eighty-two thousand, one hundred seventy-two".