426797424 has 80 divisors (see below), whose sum is σ = 1240292640. Its totient is φ = 142254144.

The previous prime is 426797389. The next prime is 426797431. The reversal of 426797424 is 424797624.

It is a super-2 number, since 2×426797424² = 364312082266071552, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 426797424.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28894 + ... + 41090.

It is an arithmetic number, because the mean of its divisors is an integer number (15503658).

Almost surely, 2^426797424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 426797424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620146320).

426797424 is an abundant number, since it is smaller than the sum of its proper divisors (813495216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426797424 is an equidigital number, since it uses as much as digits as its factorization.

426797424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12226 (or 12202 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 426797424 is about 20659.0760684015. The cubic root of 426797424 is about 752.9057198511.

The spelling of 426797424 in words is "four hundred twenty-six million, seven hundred ninety-seven thousand, four hundred twenty-four".