564784245 has 24 divisors (see below), whose sum is σ = 1015219296. Its totient is φ = 301217616.

The previous prime is 564784229. The next prime is 564784249. The reversal of 564784245 is 542487465.

564784245 is a `hidden beast` number, since 564 + 7 + 8 + 42 + 45 = 666.

It is not a de Polignac number, because 564784245 - 2⁴ = 564784229 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 564784245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564784249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 231207 + ... + 233636.

It is an arithmetic number, because the mean of its divisors is an integer number (42300804).

Almost surely, 2^564784245 is an apocalyptic number.

It is an amenable number.

564784245 is a deficient number, since it is larger than the sum of its proper divisors (450435051).

564784245 is an equidigital number, since it uses as much as digits as its factorization.

564784245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464863 (or 464851 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 564784245 is about 23765.1897741213. The cubic root of 564784245 is about 826.5976972861.

The spelling of 564784245 in words is "five hundred sixty-four million, seven hundred eighty-four thousand, two hundred forty-five".