564154442 has 16 divisors (see below), whose sum is σ = 901815552. Its totient is φ = 264071280.

The previous prime is 564154411. The next prime is 564154471. The reversal of 564154442 is 244451465.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128309 + ... + 132632.

It is an arithmetic number, because the mean of its divisors is an integer number (56363472).

Almost surely, 2^564154442 is an apocalyptic number.

564154442 is a deficient number, since it is larger than the sum of its proper divisors (337661110).

564154442 is a wasteful number, since it uses less digits than its factorization.

564154442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261013.

The product of its digits is 76800, while the sum is 35.

The square root of 564154442 is about 23751.9355421827. The cubic root of 564154442 is about 826.2903307460.

The spelling of 564154442 in words is "five hundred sixty-four million, one hundred fifty-four thousand, four hundred forty-two".