426789944 has 16 divisors (see below), whose sum is σ = 914550000. Its totient is φ = 182909952.

The previous prime is 426789941. The next prime is 426789949. The reversal of 426789944 is 449987624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426789941) 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, 3810569 + ... + 3810680.

It is an arithmetic number, because the mean of its divisors is an integer number (57159375).

Almost surely, 2^426789944 is an apocalyptic number.

It is an amenable number.

426789944 is an abundant number, since it is smaller than the sum of its proper divisors (487760056).

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

426789944 is a wasteful number, since it uses less digits than its factorization.

426789944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7621262 (or 7621258 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 426789944 is about 20658.8950333748. The cubic root of 426789944 is about 752.9013213806.

The spelling of 426789944 in words is "four hundred twenty-six million, seven hundred eighty-nine thousand, nine hundred forty-four".