564394462 has 8 divisors (see below), whose sum is σ = 875784600. Its totient is φ = 272466264.

The previous prime is 564394423. The next prime is 564394469. The reversal of 564394462 is 264493465.

It is a happy number.

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

It is a super-2 number, since 2×564394462² = 637082217472538888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564394469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4865412 + ... + 4865527.

It is an arithmetic number, because the mean of its divisors is an integer number (109473075).

Almost surely, 2^564394462 is an apocalyptic number.

564394462 is a deficient number, since it is larger than the sum of its proper divisors (311390138).

564394462 is a wasteful number, since it uses less digits than its factorization.

564394462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9730970.

The product of its digits is 622080, while the sum is 43.

The square root of 564394462 is about 23756.9876457433. The cubic root of 564394462 is about 826.4074961124.

The spelling of 564394462 in words is "five hundred sixty-four million, three hundred ninety-four thousand, four hundred sixty-two".