564902479 has 2 divisors, whose sum is σ = 564902480. Its totient is φ = 564902478.

The previous prime is 564902453. The next prime is 564902519. The reversal of 564902479 is 974209465.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564902479 is a prime.

It is a super-2 number, since 2×564902479² = 638229621560690882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (564902179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282451239 + 282451240.

It is an arithmetic number, because the mean of its divisors is an integer number (282451240).

Almost surely, 2^564902479 is an apocalyptic number.

564902479 is a deficient number, since it is larger than the sum of its proper divisors (1).

564902479 is an equidigital number, since it uses as much as digits as its factorization.

564902479 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 564902479 is about 23767.6771898307. The cubic root of 564902479 is about 826.6553742568.

It can be divided in two parts, 56490247 and 9, that added together give a square (56490256 = 7516²).

The spelling of 564902479 in words is "five hundred sixty-four million, nine hundred two thousand, four hundred seventy-nine".