44821572 has 48 divisors (see below), whose sum is σ = 109734912. Its totient is φ = 14212000.

The previous prime is 44821561. The next prime is 44821607. The reversal of 44821572 is 27512844.

44821572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68953 + ... + 69599.

It is an arithmetic number, because the mean of its divisors is an integer number (2286144).

Almost surely, 2^44821572 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 44821572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54867456).

44821572 is an abundant number, since it is smaller than the sum of its proper divisors (64913340).

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

44821572 is a wasteful number, since it uses less digits than its factorization.

44821572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 926 counting only the distinct ones).

The product of its digits is 17920, while the sum is 33.

The square root of 44821572 is about 6694.8914853043. The cubic root of 44821572 is about 355.2185971007.

The spelling of 44821572 in words is "forty-four million, eight hundred twenty-one thousand, five hundred seventy-two".