90464672 has 24 divisors (see below), whose sum is σ = 178450272. Its totient is φ = 45144000.

The previous prime is 90464669. The next prime is 90464687. The reversal of 90464672 is 27646409.

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, 15797 + ... + 20747.

It is an arithmetic number, because the mean of its divisors is an integer number (7435428).

Almost surely, 2^90464672 is an apocalyptic number.

It is an amenable number.

90464672 is a deficient number, since it is larger than the sum of its proper divisors (87985600).

90464672 is a wasteful number, since it uses less digits than its factorization.

90464672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532 (or 5524 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 90464672 is about 9511.2918155212. The cubic root of 90464672 is about 448.9104041941.

The spelling of 90464672 in words is "ninety million, four hundred sixty-four thousand, six hundred seventy-two".