258222 has 8 divisors (see below), whose sum is σ = 516456. Its totient is φ = 86072.

The previous prime is 258211. The next prime is 258233. The reversal of 258222 is 222852.

It is an interprime number because it is at equal distance from previous prime (258211) and next prime (258233).

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

258222 is an admirable number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 258222.

It is an unprimeable number.

258222 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 (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21513 + ... + 21524.

It is an arithmetic number, because the mean of its divisors is an integer number (64557).

2²⁵⁸²²² is an apocalyptic number.

258222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

258222 is a wasteful number, since it uses less digits than its factorization.

258222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43042.

The product of its digits is 640, while the sum is 21.

The square root of 258222 is about 508.1554880152. The cubic root of 258222 is about 63.6792217168.

The spelling of 258222 in words is "two hundred fifty-eight thousand, two hundred twenty-two".