564233438 has 8 divisors (see below), whose sum is σ = 847132032. Its totient is φ = 281856096.

The previous prime is 564233437. The next prime is 564233459. The reversal of 564233438 is 834332465.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564233437) by changing a digit.

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, 127595 + ... + 131942.

It is an arithmetic number, because the mean of its divisors is an integer number (105891504).

Almost surely, 2^564233438 is an apocalyptic number.

564233438 is a deficient number, since it is larger than the sum of its proper divisors (282898594).

564233438 is a wasteful number, since it uses less digits than its factorization.

564233438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260626.

The product of its digits is 207360, while the sum is 38.

The square root of 564233438 is about 23753.5984221339. The cubic root of 564233438 is about 826.3288961811.

The spelling of 564233438 in words is "five hundred sixty-four million, two hundred thirty-three thousand, four hundred thirty-eight".