426911263 has 4 divisors (see below), whose sum is σ = 428178400. Its totient is φ = 425644128.

The previous prime is 426911249. The next prime is 426911279. The reversal of 426911263 is 362119624.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426911263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426911213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633063 + ... + 633736.

It is an arithmetic number, because the mean of its divisors is an integer number (107044600).

Almost surely, 2^426911263 is an apocalyptic number.

426911263 is a deficient number, since it is larger than the sum of its proper divisors (1267137).

426911263 is a wasteful number, since it uses less digits than its factorization.

426911263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267136.

The product of its digits is 15552, while the sum is 34.

The square root of 426911263 is about 20661.8310660019. The cubic root of 426911263 is about 752.9726543499.

The spelling of 426911263 in words is "four hundred twenty-six million, nine hundred eleven thousand, two hundred sixty-three".