890222 has 8 divisors (see below), whose sum is σ = 1413936. Its totient is φ = 418912.

The previous prime is 890221. The next prime is 890231. The reversal of 890222 is 222098.

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 (890221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13058 + ... + 13125.

It is an arithmetic number, because the mean of its divisors is an integer number (176742).

2⁸⁹⁰²²² is an apocalyptic number.

890222 is a deficient number, since it is larger than the sum of its proper divisors (523714).

890222 is a wasteful number, since it uses less digits than its factorization.

890222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26202.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 890222 is about 943.5157656340. The cubic root of 890222 is about 96.1980143175.

The spelling of 890222 in words is "eight hundred ninety thousand, two hundred twenty-two".