566417649 has 16 divisors (see below), whose sum is σ = 863451008. Its totient is φ = 323540352.

The previous prime is 566417609. The next prime is 566417681. The reversal of 566417649 is 946714665.

It is not a de Polignac number, because 566417649 - 2¹² = 566413553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566417598 and 566417607.

It is not an unprimeable number, because it can be changed into a prime (566417609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87099 + ... + 93375.

It is an arithmetic number, because the mean of its divisors is an integer number (53965688).

Almost surely, 2^566417649 is an apocalyptic number.

It is an amenable number.

566417649 is a deficient number, since it is larger than the sum of its proper divisors (297033359).

566417649 is a wasteful number, since it uses less digits than its factorization.

566417649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10584.

The product of its digits is 1088640, while the sum is 48.

The square root of 566417649 is about 23799.5304365443. The cubic root of 566417649 is about 827.3937938983.

The spelling of 566417649 in words is "five hundred sixty-six million, four hundred seventeen thousand, six hundred forty-nine".