564434242 has 16 divisors (see below), whose sum is σ = 856245600. Its totient is φ = 279036000.

The previous prime is 564434239. The next prime is 564434243. The reversal of 564434242 is 242434465.

It is a super-2 number, since 2×564434242² = 637172027084229128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 564434198 and 564434207.

It is not an unprimeable number, because it can be changed into a prime (564434243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65734 + ... + 73822.

It is an arithmetic number, because the mean of its divisors is an integer number (53515350).

Almost surely, 2^564434242 is an apocalyptic number.

564434242 is a deficient number, since it is larger than the sum of its proper divisors (291811358).

564434242 is a wasteful number, since it uses less digits than its factorization.

564434242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8481.

The product of its digits is 92160, while the sum is 34.

The square root of 564434242 is about 23757.8248583493. The cubic root of 564434242 is about 826.4269114446.

The spelling of 564434242 in words is "five hundred sixty-four million, four hundred thirty-four thousand, two hundred forty-two".