566098409 has 16 divisors (see below), whose sum is σ = 612980736. Its totient is φ = 521640000.

The previous prime is 566098399. The next prime is 566098411. The reversal of 566098409 is 904890665.

It is a cyclic number.

It is not a de Polignac number, because 566098409 - 2⁸ = 566098153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (566098909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48659 + ... + 59159.

It is an arithmetic number, because the mean of its divisors is an integer number (38311296).

Almost surely, 2^566098409 is an apocalyptic number.

It is an amenable number.

566098409 is a deficient number, since it is larger than the sum of its proper divisors (46882327).

566098409 is a wasteful number, since it uses less digits than its factorization.

566098409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10616.

The product of its (nonzero) digits is 466560, while the sum is 47.

The square root of 566098409 is about 23792.8226362489. The cubic root of 566098409 is about 827.2383215571.

The spelling of 566098409 in words is "five hundred sixty-six million, ninety-eight thousand, four hundred nine".