564198964 has 24 divisors (see below), whose sum is σ = 1129101120. Its totient is φ = 241648896.

The previous prime is 564198959. The next prime is 564198983. The reversal of 564198964 is 469891465.

It is a happy number.

It is a congruent number.

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, 47559 + ... + 58225.

It is an arithmetic number, because the mean of its divisors is an integer number (47045880).

Almost surely, 2^564198964 is an apocalyptic number.

It is an amenable number.

564198964 is an abundant number, since it is smaller than the sum of its proper divisors (564902156).

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

564198964 is a wasteful number, since it uses less digits than its factorization.

564198964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12567 (or 12565 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 52.

The square root of 564198964 is about 23752.8727525746. The cubic root of 564198964 is about 826.3120665968.

The spelling of 564198964 in words is "five hundred sixty-four million, one hundred ninety-eight thousand, nine hundred sixty-four".