44531316 has 72 divisors (see below), whose sum is σ = 118728960. Its totient is φ = 14433552.

The previous prime is 44531299. The next prime is 44531321. The reversal of 44531316 is 61313544.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 44531316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199581 + ... + 199803.

Almost surely, 2^44531316 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 44531316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59364480).

44531316 is an abundant number, since it is smaller than the sum of its proper divisors (74197644).

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

44531316 is a wasteful number, since it uses less digits than its factorization.

44531316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 271 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 44531316 is about 6673.1788526908. The cubic root of 44531316 is about 354.4501598651.

The spelling of 44531316 in words is "forty-four million, five hundred thirty-one thousand, three hundred sixteen".