44657985 has 16 divisors (see below), whose sum is σ = 72665280. Its totient is φ = 23413440.

The previous prime is 44657983. The next prime is 44657993. The reversal of 44657985 is 58975644.

It is not a de Polignac number, because 44657985 - 2¹ = 44657983 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44657983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24346 + ... + 26115.

It is an arithmetic number, because the mean of its divisors is an integer number (4541580).

Almost surely, 2^44657985 is an apocalyptic number.

It is an amenable number.

44657985 is a deficient number, since it is larger than the sum of its proper divisors (28007295).

44657985 is a wasteful number, since it uses less digits than its factorization.

44657985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50528.

The product of its digits is 1209600, while the sum is 48.

The square root of 44657985 is about 6682.6630170913. The cubic root of 44657985 is about 354.7859186669.

The spelling of 44657985 in words is "forty-four million, six hundred fifty-seven thousand, nine hundred eighty-five".