564243234 has 16 divisors (see below), whose sum is σ = 1135245888. Its totient is φ = 186954512.

The previous prime is 564243217. The next prime is 564243259. The reversal of 564243234 is 432342465.

It is a super-2 number, since 2×564243234² = 636740854229557512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 564243195 and 564243204.

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, 280557 + ... + 282560.

It is an arithmetic number, because the mean of its divisors is an integer number (70952868).

Almost surely, 2^564243234 is an apocalyptic number.

564243234 is an abundant number, since it is smaller than the sum of its proper divisors (571002654).

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

564243234 is a wasteful number, since it uses less digits than its factorization.

564243234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563289.

The product of its digits is 69120, while the sum is 33.

The square root of 564243234 is about 23753.8046215759. The cubic root of 564243234 is about 826.3336782863. Note that the first 3 decimals are identical.

Adding to 564243234 its reverse (432342465), we get a palindrome (996585699).

The spelling of 564243234 in words is "five hundred sixty-four million, two hundred forty-three thousand, two hundred thirty-four".