426559824 has 80 divisors (see below), whose sum is σ = 1244533440. Its totient is φ = 139847040.

The previous prime is 426559799. The next prime is 426559829. The reversal of 426559824 is 428955624.

It is a self number, because there is not a number n which added to its sum of digits gives 426559824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426559829) by changing a digit.

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, 18259 + ... + 34445.

It is an arithmetic number, because the mean of its divisors is an integer number (15556668).

Almost surely, 2^426559824 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 426559824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622266720).

426559824 is an abundant number, since it is smaller than the sum of its proper divisors (817973616).

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

426559824 is a wasteful number, since it uses less digits than its factorization.

426559824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16265 (or 16253 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 426559824 is about 20653.3247686662. The cubic root of 426559824 is about 752.7659786096.

The spelling of 426559824 in words is "four hundred twenty-six million, five hundred fifty-nine thousand, eight hundred twenty-four".