426403759 has 2 divisors, whose sum is σ = 426403760. Its totient is φ = 426403758.

The previous prime is 426403727. The next prime is 426403763. The reversal of 426403759 is 957304624.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426403759 - 2⁵ = 426403727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426403259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213201879 + 213201880.

It is an arithmetic number, because the mean of its divisors is an integer number (213201880).

Almost surely, 2^426403759 is an apocalyptic number.

426403759 is a deficient number, since it is larger than the sum of its proper divisors (1).

426403759 is an equidigital number, since it uses as much as digits as its factorization.

426403759 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 426403759 is about 20649.5462177744. The cubic root of 426403759 is about 752.6741628422.

The spelling of 426403759 in words is "four hundred twenty-six million, four hundred three thousand, seven hundred fifty-nine".