9090664 has 32 divisors (see below), whose sum is σ = 19576800. Its totient is φ = 3913920.

The previous prime is 9090649. The next prime is 9090671. The reversal of 9090664 is 4660909.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047 + ... + 4390.

It is an arithmetic number, because the mean of its divisors is an integer number (611775).

Almost surely, 2^9090664 is an apocalyptic number.

It is an amenable number.

9090664 is an abundant number, since it is smaller than the sum of its proper divisors (10486136).

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

9090664 is a wasteful number, since it uses less digits than its factorization.

9090664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5473 (or 5469 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 9090664 is about 3015.0728017744. The cubic root of 9090664 is about 208.7045266506.

The spelling of 9090664 in words is "nine million, ninety thousand, six hundred sixty-four".