426427584 has 56 divisors (see below), whose sum is σ = 1230831168. Its totient is φ = 129219840.

The previous prime is 426427549. The next prime is 426427601. The reversal of 426427584 is 485724624.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98842 + ... + 103065.

It is an arithmetic number, because the mean of its divisors is an integer number (21979128).

Almost surely, 2^426427584 is an apocalyptic number.

426427584 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

426427584 is an abundant number, since it is smaller than the sum of its proper divisors (804403584).

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

426427584 is a wasteful number, since it uses less digits than its factorization.

426427584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201933 (or 201923 counting only the distinct ones).

The product of its digits is 430080, while the sum is 42.

The square root of 426427584 is about 20650.1230989067. The cubic root of 426427584 is about 752.6881809549.

The spelling of 426427584 in words is "four hundred twenty-six million, four hundred twenty-seven thousand, five hundred eighty-four".