8557672 has 16 divisors (see below), whose sum is σ = 16077600. Its totient is φ = 4270320.

The previous prime is 8557649. The next prime is 8557691. The reversal of 8557672 is 2767558.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5829 + ... + 7147.

It is an arithmetic number, because the mean of its divisors is an integer number (1004850).

Almost surely, 2^8557672 is an apocalyptic number.

It is an amenable number.

8557672 is a deficient number, since it is larger than the sum of its proper divisors (7519928).

8557672 is a wasteful number, since it uses less digits than its factorization.

8557672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136 (or 2132 counting only the distinct ones).

The product of its digits is 117600, while the sum is 40.

The square root of 8557672 is about 2925.3498936025. The cubic root of 8557672 is about 204.5432782829.

It can be divided in two parts, 8557 and 672, that added together give a palindrome (9229).

The spelling of 8557672 in words is "eight million, five hundred fifty-seven thousand, six hundred seventy-two".