425206 has 8 divisors (see below), whose sum is σ = 640584. Its totient is φ = 211680.

The previous prime is 425197. The next prime is 425207. The reversal of 425206 is 602524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425207) by changing a digit.

425206 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 (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621 + ... + 1111.

It is an arithmetic number, because the mean of its divisors is an integer number (80073).

2⁴²⁵²⁰⁶ is an apocalyptic number.

425206 is a deficient number, since it is larger than the sum of its proper divisors (215378).

425206 is a wasteful number, since it uses less digits than its factorization.

425206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 425206 is about 652.0782161674. The cubic root of 425206 is about 75.1968753417.

The spelling of 425206 in words is "four hundred twenty-five thousand, two hundred six".