5718664 has 32 divisors (see below), whose sum is σ = 12977280. Its totient is φ = 2306304.

The previous prime is 5718659. The next prime is 5718667. The reversal of 5718664 is 4668175.

It is not an unprimeable number, because it can be changed into a prime (5718667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2052 + ... + 3955.

It is an arithmetic number, because the mean of its divisors is an integer number (405540).

Almost surely, 2^5718664 is an apocalyptic number.

It is an amenable number.

5718664 is an abundant number, since it is smaller than the sum of its proper divisors (7258616).

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

5718664 is a wasteful number, since it uses less digits than its factorization.

5718664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037 (or 6033 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 5718664 is about 2391.3728274780. The cubic root of 5718664 is about 178.8263559551.

It can be divided in two parts, 57 and 18664, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 5718664 in words is "five million, seven hundred eighteen thousand, six hundred sixty-four".