426868313 has 4 divisors (see below), whose sum is σ = 441587940. Its totient is φ = 412148688.

The previous prime is 426868243. The next prime is 426868327. The reversal of 426868313 is 313868624.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 284495689 + 142372624 = 16867^2 + 11932^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426868313 is a prime.

It is a super-3 number, since 3×426868313³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426868373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7359770 + ... + 7359827.

It is an arithmetic number, because the mean of its divisors is an integer number (110396985).

Almost surely, 2^426868313 is an apocalyptic number.

It is an amenable number.

426868313 is a deficient number, since it is larger than the sum of its proper divisors (14719627).

426868313 is a wasteful number, since it uses less digits than its factorization.

426868313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14719626.

The product of its digits is 165888, while the sum is 41.

The square root of 426868313 is about 20660.7916837666. The cubic root of 426868313 is about 752.9474022168.

The spelling of 426868313 in words is "four hundred twenty-six million, eight hundred sixty-eight thousand, three hundred thirteen".