8558972 has 6 divisors (see below), whose sum is σ = 14978208. Its totient is φ = 4279484.

The previous prime is 8558941. The next prime is 8558999. The reversal of 8558972 is 2798558.

It is a congruent number.

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, 1069868 + ... + 1069875.

It is an arithmetic number, because the mean of its divisors is an integer number (2496368).

Almost surely, 2^8558972 is an apocalyptic number.

It is an amenable number.

8558972 is a deficient number, since it is larger than the sum of its proper divisors (6419236).

8558972 is a wasteful number, since it uses less digits than its factorization.

8558972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139747 (or 2139745 counting only the distinct ones).

The product of its digits is 201600, while the sum is 44.

The square root of 8558972 is about 2925.5720808074. The cubic root of 8558972 is about 204.5536351805.

The spelling of 8558972 in words is "eight million, five hundred fifty-eight thousand, nine hundred seventy-two".