5644264 has 8 divisors (see below), whose sum is σ = 10583010. Its totient is φ = 2822128.

The previous prime is 5644259. The next prime is 5644267. The reversal of 5644264 is 4624465.

It can be written as a sum of positive squares in only one way, i.e., 5560164 + 84100 = 2358^2 + 290^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×5644264² = 63715432203392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5644267) by changing a digit.

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, 352759 + ... + 352774.

Almost surely, 2^5644264 is an apocalyptic number.

It is an amenable number.

5644264 is a deficient number, since it is larger than the sum of its proper divisors (4938746).

5644264 is a wasteful number, since it uses less digits than its factorization.

5644264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705539 (or 705535 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 5644264 is about 2375.7659817415. The cubic root of 5644264 is about 178.0474561007.

The spelling of 5644264 in words is "five million, six hundred forty-four thousand, two hundred sixty-four".