5623664 has 10 divisors (see below), whose sum is σ = 10895880. Its totient is φ = 2811824.

The previous prime is 5623649. The next prime is 5623727. The reversal of 5623664 is 4663265.

It is a self number, because there is not a number n which added to its sum of digits gives 5623664.

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 as a sum of consecutive naturals, namely, 175724 + ... + 175755.

It is an arithmetic number, because the mean of its divisors is an integer number (1089588).

Almost surely, 2^5623664 is an apocalyptic number.

It is an amenable number.

5623664 is a deficient number, since it is larger than the sum of its proper divisors (5272216).

5623664 is a wasteful number, since it uses less digits than its factorization.

5623664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351487 (or 351481 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 5623664 is about 2371.4265748701. The cubic root of 5623664 is about 177.8305840816.

The spelling of 5623664 in words is "five million, six hundred twenty-three thousand, six hundred sixty-four".