426604319 has 2 divisors, whose sum is σ = 426604320. Its totient is φ = 426604318.

The previous prime is 426604291. The next prime is 426604331. The reversal of 426604319 is 913406624.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 426604319 - 2⁸ = 426604063 is a prime.

It is a super-2 number, since 2×426604319² = 363982489978907522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426604349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213302159 + 213302160.

It is an arithmetic number, because the mean of its divisors is an integer number (213302160).

Almost surely, 2^426604319 is an apocalyptic number.

426604319 is a deficient number, since it is larger than the sum of its proper divisors (1).

426604319 is an equidigital number, since it uses as much as digits as its factorization.

426604319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 426604319 is about 20654.4019279184. The cubic root of 426604319 is about 752.7921516931.

The spelling of 426604319 in words is "four hundred twenty-six million, six hundred four thousand, three hundred nineteen".