44072864 has 24 divisors (see below), whose sum is σ = 94657248. Its totient is φ = 20032960.

The previous prime is 44072863. The next prime is 44072867. The reversal of 44072864 is 46827044.

It is not an unprimeable number, because it can be changed into a prime (44072863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62252 + ... + 62955.

It is an arithmetic number, because the mean of its divisors is an integer number (3944052).

Almost surely, 2^44072864 is an apocalyptic number.

44072864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44072864 is an abundant number, since it is smaller than the sum of its proper divisors (50584384).

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

44072864 is a wasteful number, since it uses less digits than its factorization.

44072864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125228 (or 125220 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 44072864 is about 6638.7396394195. The cubic root of 44072864 is about 353.2296012884.

The spelling of 44072864 in words is "forty-four million, seventy-two thousand, eight hundred sixty-four".