426326446 has 128 divisors (see below), whose sum is σ = 885104640. Its totient is φ = 149299200.

The previous prime is 426326443. The next prime is 426326449. The reversal of 426326446 is 644623624.

It is an interprime number because it is at equal distance from previous prime (426326443) and next prime (426326449).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426326441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4395070 + ... + 4395166.

It is an arithmetic number, because the mean of its divisors is an integer number (6914880).

Almost surely, 2^426326446 is an apocalyptic number.

426326446 is an abundant number, since it is smaller than the sum of its proper divisors (458778194).

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

426326446 is a wasteful number, since it uses less digits than its factorization.

426326446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210.

The product of its digits is 165888, while the sum is 37.

The square root of 426326446 is about 20647.6741063007. The cubic root of 426326446 is about 752.6286699545.

The spelling of 426326446 in words is "four hundred twenty-six million, three hundred twenty-six thousand, four hundred forty-six".