90364664 has 16 divisors (see below), whose sum is σ = 182467320. Its totient is φ = 41706720.

The previous prime is 90364663. The next prime is 90364669. The reversal of 90364664 is 46646309.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90364663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434342 + ... + 434549.

Almost surely, 2^90364664 is an apocalyptic number.

It is an amenable number.

90364664 is an abundant number, since it is smaller than the sum of its proper divisors (92102656).

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

90364664 is a wasteful number, since it uses less digits than its factorization.

90364664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868910 (or 868906 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 90364664 is about 9506.0330317120. The cubic root of 90364664 is about 448.7449208644.

The spelling of 90364664 in words is "ninety million, three hundred sixty-four thousand, six hundred sixty-four".