426456 has 24 divisors (see below), whose sum is σ = 1155180. Its totient is φ = 142128.

The previous prime is 426427. The next prime is 426469. The reversal of 426456 is 654624.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426456.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2890 + ... + 3033.

2⁴²⁶⁴⁵⁶ is an apocalyptic number.

It is an amenable number.

426456 is an abundant number, since it is smaller than the sum of its proper divisors (728724).

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

426456 is a wasteful number, since it uses less digits than its factorization.

426456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5935 (or 5928 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 426456 is about 653.0359867572. The cubic root of 426456 is about 75.2704899630.

The spelling of 426456 in words is "four hundred twenty-six thousand, four hundred fifty-six".