564484465 has 4 divisors (see below), whose sum is σ = 677381364. Its totient is φ = 451587568.

The previous prime is 564484457. The next prime is 564484489.

564484465 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 219750976 + 344733489 = 14824^2 + 18567^2 .

It is a cyclic number.

It is not a de Polignac number, because 564484465 - 2³ = 564484457 is a prime.

It is a super-2 number, since 2×564484465² = 637285422452672450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56448442 + ... + 56448451.

It is an arithmetic number, because the mean of its divisors is an integer number (169345341).

Almost surely, 2^564484465 is an apocalyptic number.

It is an amenable number.

564484465 is a deficient number, since it is larger than the sum of its proper divisors (112896899).

564484465 is a wasteful number, since it uses less digits than its factorization.

564484465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112896898.

The product of its digits is 1843200, while the sum is 46.

The square root of 564484465 is about 23758.8818129137. The cubic root of 564484465 is about 826.4514223647.

It can be divided in two parts, 5644 and 84465, that added together give a palindrome (90109).

The spelling of 564484465 in words is "five hundred sixty-four million, four hundred eighty-four thousand, four hundred sixty-five".