426606 has 16 divisors (see below), whose sum is σ = 863184. Its totient is φ = 140544.

The previous prime is 426583. The next prime is 426611. The reversal of 426606 is 606624.

It is a congruent number.

It is an unprimeable number.

426606 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216 + ... + 948.

It is an arithmetic number, because the mean of its divisors is an integer number (53949).

2⁴²⁶⁶⁰⁶ is an apocalyptic number.

426606 is an abundant number, since it is smaller than the sum of its proper divisors (436578).

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

426606 is a wasteful number, since it uses less digits than its factorization.

426606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 426606 is about 653.1508248483. The cubic root of 426606 is about 75.2793140464.

The spelling of 426606 in words is "four hundred twenty-six thousand, six hundred six".