426633227 has 2 divisors, whose sum is σ = 426633228. Its totient is φ = 426633226.

The previous prime is 426633211. The next prime is 426633269. The reversal of 426633227 is 722336624.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426633227 - 2⁴ = 426633211 is a prime.

It is not a weakly prime, because it can be changed into another prime (426603227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213316613 + 213316614.

It is an arithmetic number, because the mean of its divisors is an integer number (213316614).

Almost surely, 2^426633227 is an apocalyptic number.

426633227 is a deficient number, since it is larger than the sum of its proper divisors (1).

426633227 is an equidigital number, since it uses as much as digits as its factorization.

426633227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 35.

The square root of 426633227 is about 20655.1017184617. The cubic root of 426633227 is about 752.8091551340.

The spelling of 426633227 in words is "four hundred twenty-six million, six hundred thirty-three thousand, two hundred twenty-seven".