945222 has 16 divisors (see below), whose sum is σ = 1900800. Its totient is φ = 313352.

The previous prime is 945211. The next prime is 945227. The reversal of 945222 is 222549.

945222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 945192 and 945201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945227) by changing a digit.

945222 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 7 ways as a sum of consecutive naturals, for example, 1279 + ... + 1877.

It is an arithmetic number, because the mean of its divisors is an integer number (118800).

2⁹⁴⁵²²² is an apocalyptic number.

945222 is an abundant number, since it is smaller than the sum of its proper divisors (955578).

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

945222 is a wasteful number, since it uses less digits than its factorization.

945222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867.

The product of its digits is 1440, while the sum is 24.

The square root of 945222 is about 972.2252825349. The cubic root of 945222 is about 98.1396731137.

The spelling of 945222 in words is "nine hundred forty-five thousand, two hundred twenty-two".