564233478 has 16 divisors (see below), whose sum is σ = 1141147440. Its totient is φ = 185964416.

The previous prime is 564233473. The next prime is 564233497. The reversal of 564233478 is 874332465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564233473) 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, 527775 + ... + 528842.

It is an arithmetic number, because the mean of its divisors is an integer number (71321715).

Almost surely, 2^564233478 is an apocalyptic number.

564233478 is an abundant number, since it is smaller than the sum of its proper divisors (576913962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

564233478 is a wasteful number, since it uses less digits than its factorization.

564233478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056711.

The product of its digits is 483840, while the sum is 42.

The square root of 564233478 is about 23753.5992641115. The cubic root of 564233478 is about 826.3289157079.

The spelling of 564233478 in words is "five hundred sixty-four million, two hundred thirty-three thousand, four hundred seventy-eight".