566890 has 16 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 223696.

The previous prime is 566879. The next prime is 566911. The reversal of 566890 is 98665.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489 + ... + 1171.

It is an arithmetic number, because the mean of its divisors is an integer number (64638).

2⁵⁶⁶⁸⁹⁰ is an apocalyptic number.

566890 is a deficient number, since it is larger than the sum of its proper divisors (467318).

566890 is a wasteful number, since it uses less digits than its factorization.

566890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 566890 is about 752.9209785894. The cubic root of 566890 is about 82.7623725350.

The spelling of 566890 in words is "five hundred sixty-six thousand, eight hundred ninety".