423206 has 32 divisors (see below), whose sum is σ = 802560. Its totient is φ = 163296.

The previous prime is 423191. The next prime is 423209. The reversal of 423206 is 602324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9821 + ... + 9863.

It is an arithmetic number, because the mean of its divisors is an integer number (25080).

423206 is a Friedman number, since it can be written as (460^2+3)*2, using all its digits and the basic arithmetic operations.

2⁴²³²⁰⁶ is an apocalyptic number.

423206 is a deficient number, since it is larger than the sum of its proper divisors (379354).

423206 is a wasteful number, since it uses less digits than its factorization.

423206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 423206 is about 650.5428502412. The cubic root of 423206 is about 75.0787912709.

The spelling of 423206 in words is "four hundred twenty-three thousand, two hundred six".