426633079 has 2 divisors, whose sum is σ = 426633080. Its totient is φ = 426633078.

The previous prime is 426633073. The next prime is 426633091. The reversal of 426633079 is 970336624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426633079 - 2⁵ = 426633047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426633073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213316539 + 213316540.

It is an arithmetic number, because the mean of its divisors is an integer number (213316540).

Almost surely, 2^426633079 is an apocalyptic number.

426633079 is a deficient number, since it is larger than the sum of its proper divisors (1).

426633079 is an equidigital number, since it uses as much as digits as its factorization.

426633079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 426633079 is about 20655.0981358114. The cubic root of 426633079 is about 752.8090680836.

The spelling of 426633079 in words is "four hundred twenty-six million, six hundred thirty-three thousand, seventy-nine".