426798571 has 4 divisors (see below), whose sum is σ = 427082544. Its totient is φ = 426514600.

The previous prime is 426798563. The next prime is 426798599. The reversal of 426798571 is 175897624.

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 426798571 - 2³ = 426798563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (426798371) 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, 139720 + ... + 142741.

It is an arithmetic number, because the mean of its divisors is an integer number (106770636).

Almost surely, 2^426798571 is an apocalyptic number.

426798571 is a deficient number, since it is larger than the sum of its proper divisors (283973).

426798571 is a wasteful number, since it uses less digits than its factorization.

426798571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283972.

The product of its digits is 846720, while the sum is 49.

The square root of 426798571 is about 20659.1038285788. The cubic root of 426798571 is about 752.9063943179.

The spelling of 426798571 in words is "four hundred twenty-six million, seven hundred ninety-eight thousand, five hundred seventy-one".