566489290 has 8 divisors (see below), whose sum is σ = 1019680740. Its totient is φ = 226595712.

The previous prime is 566489279. The next prime is 566489291. The reversal of 566489290 is 92984665.

It can be written as a sum of positive squares in 2 ways, for example, as 473193009 + 93296281 = 21753^2 + 9659^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (566489291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28324455 + ... + 28324474.

Almost surely, 2^566489290 is an apocalyptic number.

566489290 is a deficient number, since it is larger than the sum of its proper divisors (453191450).

566489290 is a wasteful number, since it uses less digits than its factorization.

566489290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56648936.

The product of its (nonzero) digits is 933120, while the sum is 49.

The square root of 566489290 is about 23801.0354816760. The cubic root of 566489290 is about 827.4286755915.

The spelling of 566489290 in words is "five hundred sixty-six million, four hundred eighty-nine thousand, two hundred ninety".