44657972 has 6 divisors (see below), whose sum is σ = 78151458. Its totient is φ = 22328984.

The previous prime is 44657957. The next prime is 44657983. The reversal of 44657972 is 27975644.

44657972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 24641296 + 20016676 = 4964^2 + 4474^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5582243 + ... + 5582250.

It is an arithmetic number, because the mean of its divisors is an integer number (13025243).

Almost surely, 2^44657972 is an apocalyptic number.

It is an amenable number.

44657972 is a deficient number, since it is larger than the sum of its proper divisors (33493486).

44657972 is a wasteful number, since it uses less digits than its factorization.

44657972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11164497 (or 11164495 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 44657972 is about 6682.6620444251. The cubic root of 44657972 is about 354.7858842407.

The spelling of 44657972 in words is "forty-four million, six hundred fifty-seven thousand, nine hundred seventy-two".