566833849 has 2 divisors, whose sum is σ = 566833850. Its totient is φ = 566833848.

The previous prime is 566833847. The next prime is 566833867. The reversal of 566833849 is 948338665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 561358249 + 5475600 = 23693^2 + 2340^2 .

It is a cyclic number.

It is not a de Polignac number, because 566833849 - 2¹ = 566833847 is a prime.

It is a super-2 number, since 2×566833849² = 642601224744309602, which contains 22 as substring.

Together with 566833847, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 566833796 and 566833805.

It is not a weakly prime, because it can be changed into another prime (566833847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283416924 + 283416925.

It is an arithmetic number, because the mean of its divisors is an integer number (283416925).

Almost surely, 2^566833849 is an apocalyptic number.

It is an amenable number.

566833849 is a deficient number, since it is larger than the sum of its proper divisors (1).

566833849 is an equidigital number, since it uses as much as digits as its factorization.

566833849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 52.

The square root of 566833849 is about 23808.2727008912. The cubic root of 566833849 is about 827.5963988061.

The spelling of 566833849 in words is "five hundred sixty-six million, eight hundred thirty-three thousand, eight hundred forty-nine".