44899472 has 20 divisors (see below), whose sum is σ = 88469040. Its totient is φ = 22068768.

The previous prime is 44899471. The next prime is 44899493. The reversal of 44899472 is 27499844.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44899471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22838 + ... + 24725.

It is an arithmetic number, because the mean of its divisors is an integer number (4423452).

Almost surely, 2^44899472 is an apocalyptic number.

It is an amenable number.

44899472 is a deficient number, since it is larger than the sum of its proper divisors (43569568).

44899472 is a wasteful number, since it uses less digits than its factorization.

44899472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47630 (or 47624 counting only the distinct ones).

The product of its digits is 580608, while the sum is 47.

The square root of 44899472 is about 6700.7068283876. The cubic root of 44899472 is about 355.4242682533.

The spelling of 44899472 in words is "forty-four million, eight hundred ninety-nine thousand, four hundred seventy-two".