44580416 has 14 divisors (see below), whose sum is σ = 88464390. Its totient is φ = 22290176.

The previous prime is 44580413. The next prime is 44580427. The reversal of 44580416 is 61408544.

It can be written as a sum of positive squares in only one way, i.e., 39740416 + 4840000 = 6304^2 + 2200^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (44580413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348221 + ... + 348348.

It is an arithmetic number, because the mean of its divisors is an integer number (6318885).

Almost surely, 2^44580416 is an apocalyptic number.

It is an amenable number.

44580416 is a deficient number, since it is larger than the sum of its proper divisors (43883974).

44580416 is an equidigital number, since it uses as much as digits as its factorization.

44580416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696581 (or 696571 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 44580416 is about 6676.8567455053. The cubic root of 44580416 is about 354.5803836565.

The spelling of 44580416 in words is "forty-four million, five hundred eighty thousand, four hundred sixteen".