564868154 has 16 divisors (see below), whose sum is σ = 860184360. Its totient is φ = 278169600.

The previous prime is 564868153. The next prime is 564868189. The reversal of 564868154 is 451868465.

It can be written as a sum of positive squares in 4 ways, for example, as 465566929 + 99301225 = 21577^2 + 9965^2 .

It is a super-3 number, since 3×564868154³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 564868099 and 564868108.

It is not an unprimeable number, because it can be changed into a prime (564868153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31742 + ... + 46230.

Almost surely, 2^564868154 is an apocalyptic number.

564868154 is a deficient number, since it is larger than the sum of its proper divisors (295316206).

564868154 is a wasteful number, since it uses less digits than its factorization.

564868154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14785.

The product of its digits is 921600, while the sum is 47.

The square root of 564868154 is about 23766.9550847390. The cubic root of 564868154 is about 826.6386306468.

The spelling of 564868154 in words is "five hundred sixty-four million, eight hundred sixty-eight thousand, one hundred fifty-four".