5664546 has 32 divisors (see below), whose sum is σ = 13252800. Its totient is φ = 1788480.

The previous prime is 5664523. The next prime is 5664563. The reversal of 5664546 is 6454665.

It is a happy number.

5664546 is a `hidden beast` number, since 5 + 6 + 645 + 4 + 6 = 666.

It is a super-2 number, since 2×5664546² = 64174162772232, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5664546.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1735 + ... + 3786.

It is an arithmetic number, because the mean of its divisors is an integer number (414150).

Almost surely, 2^5664546 is an apocalyptic number.

5664546 is an abundant number, since it is smaller than the sum of its proper divisors (7588254).

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

5664546 is a wasteful number, since it uses less digits than its factorization.

5664546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551 (or 5545 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 5664546 is about 2380.0306720713. The cubic root of 5664546 is about 178.2604653725.

The spelling of 5664546 in words is "five million, six hundred sixty-four thousand, five hundred forty-six".