44137472 has 22 divisors (see below), whose sum is σ = 88233888. Its totient is φ = 22068224.

The previous prime is 44137469. The next prime is 44137477. The reversal of 44137472 is 27473144.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44137477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20528 + ... + 22575.

Almost surely, 2^44137472 is an apocalyptic number.

It is an amenable number.

44137472 is a deficient number, since it is larger than the sum of its proper divisors (44096416).

44137472 is an equidigital number, since it uses as much as digits as its factorization.

44137472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43123 (or 43105 counting only the distinct ones).

The product of its digits is 18816, while the sum is 32.

The square root of 44137472 is about 6643.6038412898. The cubic root of 44137472 is about 353.4021210166.

The spelling of 44137472 in words is "forty-four million, one hundred thirty-seven thousand, four hundred seventy-two".