5656764 has 24 divisors (see below), whose sum is σ = 13237840. Its totient is φ = 1880064.

The previous prime is 5656759. The next prime is 5656789. The reversal of 5656764 is 4676565.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 6972 + ... + 7740.

Almost surely, 2^5656764 is an apocalyptic number.

It is an amenable number.

5656764 is an abundant number, since it is smaller than the sum of its proper divisors (7581076).

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

5656764 is a wasteful number, since it uses less digits than its factorization.

5656764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389 (or 1387 counting only the distinct ones).

The product of its digits is 151200, while the sum is 39.

The square root of 5656764 is about 2378.3952573111. The cubic root of 5656764 is about 178.1787960627.

The spelling of 5656764 in words is "five million, six hundred fifty-six thousand, seven hundred sixty-four".