564307505 has 16 divisors (see below), whose sum is σ = 714355200. Its totient is φ = 426758400.

The previous prime is 564307481. The next prime is 564307517. The reversal of 564307505 is 505703465.

It is not a de Polignac number, because 564307505 - 2¹⁰ = 564306481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39305 + ... + 51705.

It is an arithmetic number, because the mean of its divisors is an integer number (44647200).

Almost surely, 2^564307505 is an apocalyptic number.

It is an amenable number.

564307505 is a deficient number, since it is larger than the sum of its proper divisors (150047695).

564307505 is a wasteful number, since it uses less digits than its factorization.

564307505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 564307505 is about 23755.1574400171. The cubic root of 564307505 is about 826.3650520345.

The spelling of 564307505 in words is "five hundred sixty-four million, three hundred seven thousand, five hundred five".