5664531 has 8 divisors (see below), whose sum is σ = 7680960. Its totient is φ = 3712232.

The previous prime is 5664523. The next prime is 5664563. The reversal of 5664531 is 1354665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5664531 - 2³ = 5664523 is a prime.

It is a super-2 number, since 2×5664531² = 64173822899922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5664511) 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 in 7 ways as a sum of consecutive naturals, for example, 15825 + ... + 16178.

It is an arithmetic number, because the mean of its divisors is an integer number (960120).

Almost surely, 2^5664531 is an apocalyptic number.

5664531 is a deficient number, since it is larger than the sum of its proper divisors (2016429).

5664531 is a wasteful number, since it uses less digits than its factorization.

5664531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32065.

The product of its digits is 10800, while the sum is 30.

The square root of 5664531 is about 2380.0275208493. The cubic root of 5664531 is about 178.2603080249.

The spelling of 5664531 in words is "five million, six hundred sixty-four thousand, five hundred thirty-one".