566406433 has 2 divisors, whose sum is σ = 566406434. Its totient is φ = 566406432.

The previous prime is 566406367. The next prime is 566406437. The reversal of 566406433 is 334604665.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 427331584 + 139074849 = 20672^2 + 11793^2 .

It is a cyclic number.

It is not a de Polignac number, because 566406433 - 2⁹ = 566405921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 566406392 and 566406401.

It is not a weakly prime, because it can be changed into another prime (566406437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283203216 + 283203217.

It is an arithmetic number, because the mean of its divisors is an integer number (283203217).

Almost surely, 2^566406433 is an apocalyptic number.

It is an amenable number.

566406433 is a deficient number, since it is larger than the sum of its proper divisors (1).

566406433 is an equidigital number, since it uses as much as digits as its factorization.

566406433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 37.

The square root of 566406433 is about 23799.2948004768. The cubic root of 566406433 is about 827.3883326101.

The spelling of 566406433 in words is "five hundred sixty-six million, four hundred six thousand, four hundred thirty-three".