566423633 has 2 divisors, whose sum is σ = 566423634. Its totient is φ = 566423632.

The previous prime is 566423597. The next prime is 566423657. The reversal of 566423633 is 336324665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 556393744 + 10029889 = 23588^2 + 3167^2 .

It is a cyclic number.

It is not a de Polignac number, because 566423633 - 2¹² = 566419537 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (566425633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283211816 + 283211817.

It is an arithmetic number, because the mean of its divisors is an integer number (283211817).

Almost surely, 2^566423633 is an apocalyptic number.

It is an amenable number.

566423633 is a deficient number, since it is larger than the sum of its proper divisors (1).

566423633 is an equidigital number, since it uses as much as digits as its factorization.

566423633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 233280, while the sum is 38.

The square root of 566423633 is about 23799.6561529783. The cubic root of 566423633 is about 827.3967075946.

The spelling of 566423633 in words is "five hundred sixty-six million, four hundred twenty-three thousand, six hundred thirty-three".