8556922 has 16 divisors (see below), whose sum is σ = 14144544. Its totient is φ = 3850000.

The previous prime is 8556907. The next prime is 8556923. The reversal of 8556922 is 2296558.

It is a happy number.

It is a super-2 number, since 2×8556922² = 146441828228168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8556923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 297 + ... + 4147.

It is an arithmetic number, because the mean of its divisors is an integer number (884034).

Almost surely, 2^8556922 is an apocalyptic number.

8556922 is a deficient number, since it is larger than the sum of its proper divisors (5587622).

8556922 is a wasteful number, since it uses less digits than its factorization.

8556922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965.

The product of its digits is 43200, while the sum is 37.

The square root of 8556922 is about 2925.2217009998. The cubic root of 8556922 is about 204.5373026725.

It can be divided in two parts, 855 and 6922, that added together give a palindrome (7777).

The spelling of 8556922 in words is "eight million, five hundred fifty-six thousand, nine hundred twenty-two".