920222 has 4 divisors (see below), whose sum is σ = 1380336. Its totient is φ = 460110.

The previous prime is 920219. The next prime is 920233. The reversal of 920222 is 222029.

It is a happy number.

920222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 920222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230054 + ... + 230057.

It is an arithmetic number, because the mean of its divisors is an integer number (345084).

2⁹²⁰²²² is an apocalyptic number.

920222 is a deficient number, since it is larger than the sum of its proper divisors (460114).

920222 is a wasteful number, since it uses less digits than its factorization.

920222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460113.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 920222 is about 959.2820231819. The cubic root of 920222 is about 97.2667049898.

The spelling of 920222 in words is "nine hundred twenty thousand, two hundred twenty-two".