8564379 has 16 divisors (see below), whose sum is σ = 12152448. Its totient is φ = 5346432.

The previous prime is 8564359. The next prime is 8564407. The reversal of 8564379 is 9734658.

It is a happy number.

8564379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8564379 - 2⁸ = 8564123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8564379.

It is not an unprimeable number, because it can be changed into a prime (8564329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15384 + ... + 15930.

It is an arithmetic number, because the mean of its divisors is an integer number (759528).

Almost surely, 2^8564379 is an apocalyptic number.

8564379 is a deficient number, since it is larger than the sum of its proper divisors (3588069).

8564379 is a wasteful number, since it uses less digits than its factorization.

8564379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874.

The product of its digits is 181440, while the sum is 42.

The square root of 8564379 is about 2926.4960276754. The cubic root of 8564379 is about 204.5967006593.

The spelling of 8564379 in words is "eight million, five hundred sixty-four thousand, three hundred seventy-nine".