44512864 has 24 divisors (see below), whose sum is σ = 95602248. Its totient is φ = 20232960.

The previous prime is 44512861. The next prime is 44512873. The reversal of 44512864 is 46821544.

It is a super-2 number, since 2×44512864² = 3962790122964992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44512861) 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, 62877 + ... + 63580.

It is an arithmetic number, because the mean of its divisors is an integer number (3983427).

Almost surely, 2^44512864 is an apocalyptic number.

44512864 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44512864 is an abundant number, since it is smaller than the sum of its proper divisors (51089384).

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

44512864 is a wasteful number, since it uses less digits than its factorization.

44512864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126478 (or 126470 counting only the distinct ones).

The product of its digits is 30720, while the sum is 34.

The square root of 44512864 is about 6671.7961599557. The cubic root of 44512864 is about 354.4011964352.

The spelling of 44512864 in words is "forty-four million, five hundred twelve thousand, eight hundred sixty-four".