426880956 has 24 divisors (see below), whose sum is σ = 996632784. Its totient is φ = 142211200.

The previous prime is 426880849. The next prime is 426880963. The reversal of 426880956 is 659088624.

It is a happy number.

It is a super-3 number, since 3×426880956³ (a number of 27 digits) contains 333 as substring.

It is a congruent 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, 13456 + ... + 32168.

It is an arithmetic number, because the mean of its divisors is an integer number (41526366).

Almost surely, 2^426880956 is an apocalyptic number.

It is an amenable number.

426880956 is an abundant number, since it is smaller than the sum of its proper divisors (569751828).

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

426880956 is a wasteful number, since it uses less digits than its factorization.

426880956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20621 (or 20619 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The square root of 426880956 is about 20661.0976475114. The cubic root of 426880956 is about 752.9548357505.

The spelling of 426880956 in words is "four hundred twenty-six million, eight hundred eighty thousand, nine hundred fifty-six".