426052644 has 48 divisors (see below), whose sum is σ = 1040522112. Its totient is φ = 135427072.

The previous prime is 426052631. The next prime is 426052663. The reversal of 426052644 is 446250624.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95242 + ... + 99614.

It is an arithmetic number, because the mean of its divisors is an integer number (21677544).

Almost surely, 2^426052644 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 426052644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (520261056).

426052644 is an abundant number, since it is smaller than the sum of its proper divisors (614469468).

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

426052644 is a wasteful number, since it uses less digits than its factorization.

426052644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4756 (or 4754 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 426052644 is about 20641.0427062201. The cubic root of 426052644 is about 752.4675138200.

The spelling of 426052644 in words is "four hundred twenty-six million, fifty-two thousand, six hundred forty-four".