426401707 has 2 divisors, whose sum is σ = 426401708. Its totient is φ = 426401706.

The previous prime is 426401693. The next prime is 426401753. The reversal of 426401707 is 707104624.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 426401707 - 2¹⁵ = 426368939 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (426411707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213200853 + 213200854.

It is an arithmetic number, because the mean of its divisors is an integer number (213200854).

Almost surely, 2^426401707 is an apocalyptic number.

426401707 is a deficient number, since it is larger than the sum of its proper divisors (1).

426401707 is an equidigital number, since it uses as much as digits as its factorization.

426401707 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 31.

The square root of 426401707 is about 20649.4965313927. The cubic root of 426401707 is about 752.6729554655.

The spelling of 426401707 in words is "four hundred twenty-six million, four hundred one thousand, seven hundred seven".