44845312 has 36 divisors (see below), whose sum is σ = 89976880. Its totient is φ = 22307328.

The previous prime is 44845291. The next prime is 44845319. The reversal of 44845312 is 21354844.

It is a super-2 number, since 2×44845312² = 4022204016754688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (44845319) 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, 72139 + ... + 72757.

Almost surely, 2^44845312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44845312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44988440).

44845312 is an abundant number, since it is smaller than the sum of its proper divisors (45131568).

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

44845312 is an equidigital number, since it uses as much as digits as its factorization.

44845312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 904 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 44845312 is about 6696.6642442338. The cubic root of 44845312 is about 355.2813005470.

The spelling of 44845312 in words is "forty-four million, eight hundred forty-five thousand, three hundred twelve".