90569264 has 10 divisors (see below), whose sum is σ = 175477980. Its totient is φ = 45284624.

The previous prime is 90569263. The next prime is 90569267. The reversal of 90569264 is 46296509.

It is not an unprimeable number, because it can be changed into a prime (90569263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830274 + ... + 2830305.

It is an arithmetic number, because the mean of its divisors is an integer number (17547798).

Almost surely, 2^90569264 is an apocalyptic number.

It is an amenable number.

90569264 is a deficient number, since it is larger than the sum of its proper divisors (84908716).

90569264 is a wasteful number, since it uses less digits than its factorization.

90569264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660587 (or 5660581 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 90569264 is about 9516.7885339541. The cubic root of 90569264 is about 449.0833422507.

The spelling of 90569264 in words is "ninety million, five hundred sixty-nine thousand, two hundred sixty-four".