566506542 has 24 divisors (see below), whose sum is σ = 1317995496. Its totient is φ = 161858928.

The previous prime is 566506517. The next prime is 566506597. The reversal of 566506542 is 245605665.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 566506542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 963153 + ... + 963740.

It is an arithmetic number, because the mean of its divisors is an integer number (54916479).

Almost surely, 2^566506542 is an apocalyptic number.

566506542 is an abundant number, since it is smaller than the sum of its proper divisors (751488954).

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

566506542 is a wasteful number, since it uses less digits than its factorization.

566506542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926912 (or 1926905 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 566506542 is about 23801.3979001234. The cubic root of 566506542 is about 827.4370750763.

The spelling of 566506542 in words is "five hundred sixty-six million, five hundred six thousand, five hundred forty-two".