564959854 has 4 divisors (see below), whose sum is σ = 847439784. Its totient is φ = 282479926.

The previous prime is 564959849. The next prime is 564959867. The reversal of 564959854 is 458959465.

564959854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 564959795 and 564959804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141239962 + ... + 141239965.

It is an arithmetic number, because the mean of its divisors is an integer number (211859946).

Almost surely, 2^564959854 is an apocalyptic number.

564959854 is a deficient number, since it is larger than the sum of its proper divisors (282479930).

564959854 is a wasteful number, since it uses less digits than its factorization.

564959854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282479929.

The product of its digits is 7776000, while the sum is 55.

The square root of 564959854 is about 23768.8841555509. The cubic root of 564959854 is about 826.6833600586.

The spelling of 564959854 in words is "five hundred sixty-four million, nine hundred fifty-nine thousand, eight hundred fifty-four".