566666085 has 8 divisors (see below), whose sum is σ = 906665760. Its totient is φ = 302221904.

The previous prime is 566666071. The next prime is 566666099. The reversal of 566666085 is 580666665.

It is an interprime number because it is at equal distance from previous prime (566666071) and next prime (566666099).

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

It is a cyclic number.

It is not a de Polignac number, because 566666085 - 2⁵ = 566666053 is a prime.

It is a super-2 number, since 2×566666085² = 642220903778454450, which contains 22 as substring.

It is a congruent 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, 18888855 + ... + 18888884.

It is an arithmetic number, because the mean of its divisors is an integer number (113333220).

Almost surely, 2^566666085 is an apocalyptic number.

It is an amenable number.

566666085 is a deficient number, since it is larger than the sum of its proper divisors (339999675).

566666085 is a wasteful number, since it uses less digits than its factorization.

566666085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37777747.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The square root of 566666085 is about 23804.7492110293. The cubic root of 566666085 is about 827.5147437308.

The spelling of 566666085 in words is "five hundred sixty-six million, six hundred sixty-six thousand, eighty-five".