564240775 has 12 divisors (see below), whose sum is σ = 799610032. Its totient is φ = 386907840.

The previous prime is 564240773. The next prime is 564240779. The reversal of 564240775 is 577042465.

It is not a de Polignac number, because 564240775 - 2¹ = 564240773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564240773) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1611942 + ... + 1612291.

Almost surely, 2^564240775 is an apocalyptic number.

564240775 is a deficient number, since it is larger than the sum of its proper divisors (235369257).

564240775 is a wasteful number, since it uses less digits than its factorization.

564240775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224250 (or 3224245 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 40.

The square root of 564240775 is about 23753.7528613901. The cubic root of 564240775 is about 826.3324778835.

The spelling of 564240775 in words is "five hundred sixty-four million, two hundred forty thousand, seven hundred seventy-five".