426244404 has 48 divisors (see below), whose sum is σ = 1050799680. Its totient is φ = 134104320.

The previous prime is 426244381. The next prime is 426244433. The reversal of 426244404 is 404442624.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 60742 + ... + 67394.

It is an arithmetic number, because the mean of its divisors is an integer number (21891660).

Almost surely, 2^426244404 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 426244404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (525399840).

426244404 is an abundant number, since it is smaller than the sum of its proper divisors (624555276).

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

426244404 is a wasteful number, since it uses less digits than its factorization.

426244404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960 (or 6958 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 426244404 is about 20645.6872978354. The cubic root of 426244404 is about 752.5803883906.

The spelling of 426244404 in words is "four hundred twenty-six million, two hundred forty-four thousand, four hundred four".