425222 has 12 divisors (see below), whose sum is σ = 742140. Its totient is φ = 182196.

The previous prime is 425207. The next prime is 425233. The reversal of 425222 is 222524.

It is a self number, because there is not a number n which added to its sum of digits gives 425222.

It is a congruent number.

It is an unprimeable number.

425222 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 5 ways as a sum of consecutive naturals, for example, 2072 + ... + 2267.

It is an arithmetic number, because the mean of its divisors is an integer number (61845).

2⁴²⁵²²² is an apocalyptic number.

425222 is a deficient number, since it is larger than the sum of its proper divisors (316918).

425222 is a wasteful number, since it uses less digits than its factorization.

425222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4355 (or 4348 counting only the distinct ones).

The product of its digits is 320, while the sum is 17.

The square root of 425222 is about 652.0904845188. The cubic root of 425222 is about 75.1978185198.

Adding to 425222 its reverse (222524), we get a palindrome (647746).

It can be divided in two parts, 42522 and 2, that added together give a palindrome (42524).

The spelling of 425222 in words is "four hundred twenty-five thousand, two hundred twenty-two".