426672 has 30 divisors (see below), whose sum is σ = 1194492. Its totient is φ = 142176.

The previous prime is 426661. The next prime is 426691. The reversal of 426672 is 276624.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426672.

It is an unprimeable number.

426672 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1338 + ... + 1625.

2⁴²⁶⁶⁷² is an apocalyptic number.

It is an amenable number.

426672 is an abundant number, since it is smaller than the sum of its proper divisors (767820).

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

426672 is a wasteful number, since it uses less digits than its factorization.

426672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977 (or 2968 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 426672 is about 653.2013472123. The cubic root of 426672 is about 75.2831959879.

The spelling of 426672 in words is "four hundred twenty-six thousand, six hundred seventy-two".