566240 has 24 divisors (see below), whose sum is σ = 1338120. Its totient is φ = 226432.

The previous prime is 566233. The next prime is 566273. The reversal of 566240 is 42665.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

566240 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610 + ... + 1929.

It is an arithmetic number, because the mean of its divisors is an integer number (55755).

2⁵⁶⁶²⁴⁰ is an apocalyptic number.

It is an amenable number.

566240 is an abundant number, since it is smaller than the sum of its proper divisors (771880).

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

566240 is a wasteful number, since it uses less digits than its factorization.

566240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3554 (or 3546 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 566240 is about 752.4892025803. The cubic root of 566240 is about 82.7307284677.

The spelling of 566240 in words is "five hundred sixty-six thousand, two hundred forty".