9122222 has 16 divisors (see below), whose sum is σ = 13986432. Its totient is φ = 4461240.

The previous prime is 9122207. The next prime is 9122231. The reversal of 9122222 is 2222219.

9122222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

9122222 is a modest number, since divided by 2222 gives 912 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 9122194 and 9122203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32093 + ... + 32375.

It is an arithmetic number, because the mean of its divisors is an integer number (874152).

Almost surely, 2^9122222 is an apocalyptic number.

9122222 is a deficient number, since it is larger than the sum of its proper divisors (4864210).

9122222 is a wasteful number, since it uses less digits than its factorization.

9122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583.

The product of its digits is 288, while the sum is 20.

The square root of 9122222 is about 3020.3016405651. The cubic root of 9122222 is about 208.9457518142.

It can be divided in two parts, 91 and 22222, that multiplied together give a palindrome (2022202).

The spelling of 9122222 in words is "nine million, one hundred twenty-two thousand, two hundred twenty-two".