566642274 has 24 divisors (see below), whose sum is σ = 1245678000. Its totient is φ = 171709560.

The previous prime is 566642269. The next prime is 566642303. The reversal of 566642274 is 472246665.

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, 389524 + ... + 390975.

It is an arithmetic number, because the mean of its divisors is an integer number (51903250).

Almost surely, 2^566642274 is an apocalyptic number.

566642274 is an abundant number, since it is smaller than the sum of its proper divisors (679035726).

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

566642274 is a wasteful number, since it uses less digits than its factorization.

566642274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780526 (or 780515 counting only the distinct ones).

The product of its digits is 483840, while the sum is 42.

The square root of 566642274 is about 23804.2490744825. The cubic root of 566642274 is about 827.5031529956.

The spelling of 566642274 in words is "five hundred sixty-six million, six hundred forty-two thousand, two hundred seventy-four".