564238 has 8 divisors (see below), whose sum is σ = 862488. Its totient is φ = 276744.

The previous prime is 564233. The next prime is 564251. The reversal of 564238 is 832465.

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

It is a d-powerful number, because it can be written as 5 + 6 + 2 + 4² + 3¹² + 8⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564233) by changing a digit.

564238 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2556 + ... + 2767.

It is an arithmetic number, because the mean of its divisors is an integer number (107811).

2⁵⁶⁴²³⁸ is an apocalyptic number.

564238 is a deficient number, since it is larger than the sum of its proper divisors (298250).

564238 is a wasteful number, since it uses less digits than its factorization.

564238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5378.

The product of its digits is 5760, while the sum is 28.

The square root of 564238 is about 751.1577730411. The cubic root of 564238 is about 82.6331123216.

The spelling of 564238 in words is "five hundred sixty-four thousand, two hundred thirty-eight".