564544542 has 32 divisors (see below), whose sum is σ = 1155377664. Its totient is φ = 183816000.

The previous prime is 564544471. The next prime is 564544567. The reversal of 564544542 is 245445465.

It is a self number, because there is not a number n which added to its sum of digits gives 564544542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167817 + ... + 171147.

It is an arithmetic number, because the mean of its divisors is an integer number (36105552).

Almost surely, 2^564544542 is an apocalyptic number.

564544542 is an abundant number, since it is smaller than the sum of its proper divisors (590833122).

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

564544542 is a wasteful number, since it uses less digits than its factorization.

564544542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3984.

The product of its digits is 384000, while the sum is 39.

The square root of 564544542 is about 23760.1460854095. The cubic root of 564544542 is about 826.4807405384.

The spelling of 564544542 in words is "five hundred sixty-four million, five hundred forty-four thousand, five hundred forty-two".