564242 has 16 divisors (see below), whose sum is σ = 991872. Its totient is φ = 235680.

The previous prime is 564233. The next prime is 564251. The reversal of 564242 is 242465.

It is an interprime number because it is at equal distance from previous prime (564233) and next prime (564251).

564242 is a modest number, since divided by 4242 gives 56 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83 + ... + 1065.

It is an arithmetic number, because the mean of its divisors is an integer number (61992).

2⁵⁶⁴²⁴² is an apocalyptic number.

564242 is a deficient number, since it is larger than the sum of its proper divisors (427630).

564242 is a wasteful number, since it uses less digits than its factorization.

564242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033.

The product of its digits is 1920, while the sum is 23.

The square root of 564242 is about 751.1604355928. The cubic root of 564242 is about 82.6333075889.

The spelling of 564242 in words is "five hundred sixty-four thousand, two hundred forty-two".