564903979 has 8 divisors (see below), whose sum is σ = 584288640. Its totient is φ = 545592000.

The previous prime is 564903973. The next prime is 564904013. The reversal of 564903979 is 979309465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 564903979 - 2⁵ = 564903947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (564903973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2122 + ... + 33679.

It is an arithmetic number, because the mean of its divisors is an integer number (73036080).

Almost surely, 2^564903979 is an apocalyptic number.

564903979 is a deficient number, since it is larger than the sum of its proper divisors (19384661).

564903979 is a wasteful number, since it uses less digits than its factorization.

564903979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36341.

The product of its (nonzero) digits is 1837080, while the sum is 52.

The square root of 564903979 is about 23767.7087452703. The cubic root of 564903979 is about 826.6561059359.

The spelling of 564903979 in words is "five hundred sixty-four million, nine hundred three thousand, nine hundred seventy-nine".