564400042 has 8 divisors (see below), whose sum is σ = 847048356. Its totient is φ = 282050592.

The previous prime is 564400033. The next prime is 564400063. The reversal of 564400042 is 240004465.

It can be written as a sum of positive squares in 2 ways, for example, as 541446361 + 22953681 = 23269^2 + 4791^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69933 + ... + 77584.

Almost surely, 2^564400042 is an apocalyptic number.

564400042 is a deficient number, since it is larger than the sum of its proper divisors (282648314).

564400042 is a wasteful number, since it uses less digits than its factorization.

564400042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149432.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 564400042 is about 23757.1050845847. The cubic root of 564400042 is about 826.4102195851.

The spelling of 564400042 in words is "five hundred sixty-four million, four hundred thousand, forty-two".