418222 has 8 divisors (see below), whose sum is σ = 716976. Its totient is φ = 179232.

The previous prime is 418219. The next prime is 418259. The reversal of 418222 is 222814.

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

It is a self number, because there is not a number n which added to its sum of digits gives 418222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14923 + ... + 14950.

It is an arithmetic number, because the mean of its divisors is an integer number (89622).

2⁴¹⁸²²² is an apocalyptic number.

418222 is a deficient number, since it is larger than the sum of its proper divisors (298754).

418222 is a wasteful number, since it uses less digits than its factorization.

418222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29882.

The product of its digits is 256, while the sum is 19.

The square root of 418222 is about 646.7008582026. The cubic root of 418222 is about 74.7828980891.

The spelling of 418222 in words is "four hundred eighteen thousand, two hundred twenty-two".