664192596 has 48 divisors (see below), whose sum is σ = 1568548800. Its totient is φ = 218733312.

The previous prime is 664192589. The next prime is 664192603. The reversal of 664192596 is 695291466.

664192596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (664192589) and next prime (664192603).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387790 + ... + 389498.

It is an arithmetic number, because the mean of its divisors is an integer number (32678100).

Almost surely, 2^664192596 is an apocalyptic number.

It is an amenable number.

664192596 is an abundant number, since it is smaller than the sum of its proper divisors (904356204).

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

664192596 is a wasteful number, since it uses less digits than its factorization.

664192596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088 (or 2086 counting only the distinct ones).

The product of its digits is 699840, while the sum is 48.

The square root of 664192596 is about 25771.9342696663. The cubic root of 664192596 is about 872.4984752698.

The spelling of 664192596 in words is "six hundred sixty-four million, one hundred ninety-two thousand, five hundred ninety-six".