4664556 has 36 divisors (see below), whose sum is σ = 12699232. Its totient is φ = 1435104.

The previous prime is 4664533. The next prime is 4664567. The reversal of 4664556 is 6554664.

It is a happy number.

4664556 is a `hidden beast` number, since 4 + 6 + 645 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 4664556.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4516 + ... + 5451.

Almost surely, 2^4664556 is an apocalyptic number.

It is an amenable number.

4664556 is an abundant number, since it is smaller than the sum of its proper divisors (8034676).

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

4664556 is a wasteful number, since it uses less digits than its factorization.

4664556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9990 (or 9985 counting only the distinct ones).

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

The square root of 4664556 is about 2159.7583198127. The cubic root of 4664556 is about 167.0847335547.

The spelling of 4664556 in words is "four million, six hundred sixty-four thousand, five hundred fifty-six".