426795791 has 2 divisors, whose sum is σ = 426795792. Its totient is φ = 426795790.

The previous prime is 426795781. The next prime is 426795821. The reversal of 426795791 is 197597624.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426795791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426795701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213397895 + 213397896.

It is an arithmetic number, because the mean of its divisors is an integer number (213397896).

Almost surely, 2^426795791 is an apocalyptic number.

426795791 is a deficient number, since it is larger than the sum of its proper divisors (1).

426795791 is an equidigital number, since it uses as much as digits as its factorization.

426795791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 50.

The square root of 426795791 is about 20659.0365457831. The cubic root of 426795791 is about 752.9047596012.

The spelling of 426795791 in words is "four hundred twenty-six million, seven hundred ninety-five thousand, seven hundred ninety-one".