44978372 has 6 divisors (see below), whose sum is σ = 78712158. Its totient is φ = 22489184.

The previous prime is 44978369. The next prime is 44978441. The reversal of 44978372 is 27387944.

It can be written as a sum of positive squares in only one way, i.e., 35331136 + 9647236 = 5944^2 + 3106^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5622293 + ... + 5622300.

It is an arithmetic number, because the mean of its divisors is an integer number (13118693).

Almost surely, 2^44978372 is an apocalyptic number.

It is an amenable number.

44978372 is a deficient number, since it is larger than the sum of its proper divisors (33733786).

44978372 is a wasteful number, since it uses less digits than its factorization.

44978372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11244597 (or 11244595 counting only the distinct ones).

The product of its digits is 338688, while the sum is 44.

The square root of 44978372 is about 6706.5916828148. The cubic root of 44978372 is about 355.6323372518.

The spelling of 44978372 in words is "forty-four million, nine hundred seventy-eight thousand, three hundred seventy-two".