564550937 has 2 divisors, whose sum is σ = 564550938. Its totient is φ = 564550936.

The previous prime is 564550897. The next prime is 564550949. The reversal of 564550937 is 739055465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 564347536 + 203401 = 23756^2 + 451^2 .

It is a cyclic number.

It is not a de Polignac number, because 564550937 - 2²⁶ = 497442073 is a prime.

It is not a weakly prime, because it can be changed into another prime (564553937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282275468 + 282275469.

It is an arithmetic number, because the mean of its divisors is an integer number (282275469).

Almost surely, 2^564550937 is an apocalyptic number.

It is an amenable number.

564550937 is a deficient number, since it is larger than the sum of its proper divisors (1).

564550937 is an equidigital number, since it uses as much as digits as its factorization.

564550937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 564550937 is about 23760.2806591168. The cubic root of 564550937 is about 826.4838612395.

The spelling of 564550937 in words is "five hundred sixty-four million, five hundred fifty thousand, nine hundred thirty-seven".