426266023 has 2 divisors, whose sum is σ = 426266024. Its totient is φ = 426266022.

The previous prime is 426266017. The next prime is 426266117. The reversal of 426266023 is 320662624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426266023 - 2⁵ = 426265991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426266003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213133011 + 213133012.

It is an arithmetic number, because the mean of its divisors is an integer number (213133012).

Almost surely, 2^426266023 is an apocalyptic number.

426266023 is a deficient number, since it is larger than the sum of its proper divisors (1).

426266023 is an equidigital number, since it uses as much as digits as its factorization.

426266023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 426266023 is about 20646.2108630131. The cubic root of 426266023 is about 752.5931117329.

The spelling of 426266023 in words is "four hundred twenty-six million, two hundred sixty-six thousand, twenty-three".