64044044 has 12 divisors (see below), whose sum is σ = 113337000. Its totient is φ = 31662048.

The previous prime is 64044037. The next prime is 64044053. The reversal of 64044044 is 44044046.

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, 89594 + ... + 90305.

It is an arithmetic number, because the mean of its divisors is an integer number (9444750).

Almost surely, 2^64044044 is an apocalyptic number.

It is an amenable number.

64044044 is a deficient number, since it is larger than the sum of its proper divisors (49292956).

64044044 is a wasteful number, since it uses less digits than its factorization.

64044044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179992 (or 179990 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 64044044 is about 8002.7522765609. The cubic root of 64044044 is about 400.0917372924.

The spelling of 64044044 in words is "sixty-four million, forty-four thousand, forty-four", and thus it is an eban number.