564222461 has 16 divisors (see below), whose sum is σ = 654350400. Its totient is φ = 481104000.

The previous prime is 564222419. The next prime is 564222473. The reversal of 564222461 is 164222465.

It is a cyclic number.

It is not a de Polignac number, because 564222461 - 2⁶ = 564222397 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (564222481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7745 + ... + 34473.

It is an arithmetic number, because the mean of its divisors is an integer number (40896900).

Almost surely, 2^564222461 is an apocalyptic number.

It is an amenable number.

564222461 is a deficient number, since it is larger than the sum of its proper divisors (90127939).

564222461 is a wasteful number, since it uses less digits than its factorization.

564222461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26860.

The product of its digits is 23040, while the sum is 32.

The square root of 564222461 is about 23753.3673612816. The cubic root of 564222461 is about 826.3235374823.

The spelling of 564222461 in words is "five hundred sixty-four million, two hundred twenty-two thousand, four hundred sixty-one".