64113044 has 6 divisors (see below), whose sum is σ = 112197834. Its totient is φ = 32056520.

The previous prime is 64113041. The next prime is 64113073. The reversal of 64113044 is 44031146.

It can be written as a sum of positive squares in only one way, i.e., 38912644 + 25200400 = 6238^2 + 5020^2 .

It is a super-2 number, since 2×64113044² = 8220964821891872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64113041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8014127 + ... + 8014134.

It is an arithmetic number, because the mean of its divisors is an integer number (18699639).

Almost surely, 2^64113044 is an apocalyptic number.

It is an amenable number.

64113044 is a deficient number, since it is larger than the sum of its proper divisors (48084790).

64113044 is a wasteful number, since it uses less digits than its factorization.

64113044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16028265 (or 16028263 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 64113044 is about 8007.0621328924. The cubic root of 64113044 is about 400.2353698088.

The spelling of 64113044 in words is "sixty-four million, one hundred thirteen thousand, forty-four".