4981564 has 12 divisors (see below), whose sum is σ = 9963184. Its totient is φ = 2134944.

The previous prime is 4981549. The next prime is 4981579. The reversal of 4981564 is 4651894.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4981549) and next prime (4981579).

4981564 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88929 + ... + 88984.

Almost surely, 2^4981564 is an apocalyptic number.

It is an amenable number.

4981564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4981564 is a wasteful number, since it uses less digits than its factorization.

4981564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177924 (or 177922 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 4981564 is about 2231.9417555125. The cubic root of 4981564 is about 170.7871683837.

The spelling of 4981564 in words is "four million, nine hundred eighty-one thousand, five hundred sixty-four".