426264563 has 4 divisors (see below), whose sum is σ = 448699560. Its totient is φ = 403829568.

The previous prime is 426264529. The next prime is 426264571. The reversal of 426264563 is 365462624.

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

It is a cyclic number.

It is not a de Polignac number, because 426264563 - 2⁶ = 426264499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426204563) 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, 11217470 + ... + 11217507.

It is an arithmetic number, because the mean of its divisors is an integer number (112174890).

Almost surely, 2^426264563 is an apocalyptic number.

426264563 is a deficient number, since it is larger than the sum of its proper divisors (22434997).

426264563 is a wasteful number, since it uses less digits than its factorization.

426264563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22434996.

The product of its digits is 207360, while the sum is 38.

The square root of 426264563 is about 20646.1755054054. The cubic root of 426264563 is about 752.5922524986.

The spelling of 426264563 in words is "four hundred twenty-six million, two hundred sixty-four thousand, five hundred sixty-three".