426334807 has 2 divisors, whose sum is σ = 426334808. Its totient is φ = 426334806.

The previous prime is 426334793. The next prime is 426334817. The reversal of 426334807 is 708433624.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426334807 - 2⁷ = 426334679 is a prime.

It is a super-2 number, since 2×426334807² = 363522735319454498, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426334817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213167403 + 213167404.

It is an arithmetic number, because the mean of its divisors is an integer number (213167404).

Almost surely, 2^426334807 is an apocalyptic number.

426334807 is a deficient number, since it is larger than the sum of its proper divisors (1).

426334807 is an equidigital number, since it uses as much as digits as its factorization.

426334807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 37.

The square root of 426334807 is about 20647.8765736334. The cubic root of 426334807 is about 752.6335900396.

The spelling of 426334807 in words is "four hundred twenty-six million, three hundred thirty-four thousand, eight hundred seven".