426664313 has 2 divisors, whose sum is σ = 426664314. Its totient is φ = 426664312.

The previous prime is 426664267. The next prime is 426664367. The reversal of 426664313 is 313466624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347151424 + 79512889 = 18632^2 + 8917^2 .

It is a cyclic number.

It is not a de Polignac number, because 426664313 - 2²⁰ = 425615737 is a prime.

It is not a weakly prime, because it can be changed into another prime (426663313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213332156 + 213332157.

It is an arithmetic number, because the mean of its divisors is an integer number (213332157).

Almost surely, 2^426664313 is an apocalyptic number.

It is an amenable number.

426664313 is a deficient number, since it is larger than the sum of its proper divisors (1).

426664313 is an equidigital number, since it uses as much as digits as its factorization.

426664313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 35.

The square root of 426664313 is about 20655.8542064956. The cubic root of 426664313 is about 752.8274387991.

The spelling of 426664313 in words is "four hundred twenty-six million, six hundred sixty-four thousand, three hundred thirteen".