4646556 has 36 divisors (see below), whose sum is σ = 11811072. Its totient is φ = 1540224.

The previous prime is 4646533. The next prime is 4646557. The reversal of 4646556 is 6556464.

It is a happy number.

4646556 is a `hidden beast` number, since 4 + 646 + 5 + 5 + 6 = 666.

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

It is a super-2 number, since 2×4646556² = 43180965322272, which contains 22 as substring.

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 4646556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11941 + ... + 12323.

Almost surely, 2^4646556 is an apocalyptic number.

It is an amenable number.

4646556 is an abundant number, since it is smaller than the sum of its proper divisors (7164516).

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

4646556 is a wasteful number, since it uses less digits than its factorization.

4646556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730 (or 725 counting only the distinct ones).

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

The square root of 4646556 is about 2155.5871589894. The cubic root of 4646556 is about 166.8695360749.

The spelling of 4646556 in words is "four million, six hundred forty-six thousand, five hundred fifty-six".