8957644 has 12 divisors (see below), whose sum is σ = 15897168. Its totient is φ = 4415600.

The previous prime is 8957629. The next prime is 8957651. The reversal of 8957644 is 4467598.

It is a self number, because there is not a number n which added to its sum of digits gives 8957644.

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 in 3 ways as a sum of consecutive naturals, for example, 15487 + ... + 16054.

It is an arithmetic number, because the mean of its divisors is an integer number (1324764).

Almost surely, 2^8957644 is an apocalyptic number.

It is an amenable number.

8957644 is a deficient number, since it is larger than the sum of its proper divisors (6939524).

8957644 is a wasteful number, since it uses less digits than its factorization.

8957644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31616 (or 31614 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The square root of 8957644 is about 2992.9323413669. The cubic root of 8957644 is about 207.6815578411.

The spelling of 8957644 in words is "eight million, nine hundred fifty-seven thousand, six hundred forty-four".