44857664 has 28 divisors (see below), whose sum is σ = 92087700. Its totient is φ = 21654528.

The previous prime is 44857627. The next prime is 44857667. The reversal of 44857664 is 46675844.

It can be written as a sum of positive squares in 2 ways, for example, as 36096064 + 8761600 = 6008^2 + 2960^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44857667) 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, 10229 + ... + 13940.

Almost surely, 2^44857664 is an apocalyptic number.

It is an amenable number.

44857664 is an abundant number, since it is smaller than the sum of its proper divisors (47230036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44857664 is a wasteful number, since it uses less digits than its factorization.

44857664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24210 (or 24200 counting only the distinct ones).

The product of its digits is 645120, while the sum is 44.

The square root of 44857664 is about 6697.5864309466. The cubic root of 44857664 is about 355.3139166041.

The spelling of 44857664 in words is "forty-four million, eight hundred fifty-seven thousand, six hundred sixty-four".