1552944164 has 12 divisors (see below), whose sum is σ = 2717935500. Its totient is φ = 776391168.

The previous prime is 1552944137. The next prime is 1552944181. The reversal of 1552944164 is 4614492551.

It can be written as a sum of positive squares in 2 ways, for example, as 826102564 + 726841600 = 28742^2 + 26960^2 .

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, 50192 + ... + 75000.

It is an arithmetic number, because the mean of its divisors is an integer number (226494625).

Almost surely, 2^1552944164 is an apocalyptic number.

It is an amenable number.

1552944164 is a deficient number, since it is larger than the sum of its proper divisors (1164991336).

1552944164 is a wasteful number, since it uses less digits than its factorization.

1552944164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40462 (or 40460 counting only the distinct ones).

The product of its digits is 172800, while the sum is 41.

The square root of 1552944164 is about 39407.4125514477. The cubic root of 1552944164 is about 1158.0268089482.

The spelling of 1552944164 in words is "one billion, five hundred fifty-two million, nine hundred forty-four thousand, one hundred sixty-four".