731652664 has 32 divisors (see below), whose sum is σ = 1453798800. Its totient is φ = 344010240.

The previous prime is 731652659. The next prime is 731652673. The reversal of 731652664 is 466256137.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307399 + ... + 309769.

Almost surely, 2^731652664 is an apocalyptic number.

It is an amenable number.

731652664 is a deficient number, since it is larger than the sum of its proper divisors (722146136).

731652664 is a wasteful number, since it uses less digits than its factorization.

731652664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4663 (or 4659 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 731652664 is about 27049.0788013196. The cubic root of 731652664 is about 901.0903098805.

The spelling of 731652664 in words is "seven hundred thirty-one million, six hundred fifty-two thousand, six hundred sixty-four".