4392222 has 32 divisors (see below), whose sum is σ = 9396000. Its totient is φ = 1368704.

The previous prime is 4392221. The next prime is 4392259. The reversal of 4392222 is 2222934.

It is a super-2 number, since 2×4392222² = 38583228194568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4392192 and 4392201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4392221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29404 + ... + 29552.

It is an arithmetic number, because the mean of its divisors is an integer number (293625).

Almost surely, 2^4392222 is an apocalyptic number.

4392222 is an abundant number, since it is smaller than the sum of its proper divisors (5003778).

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

4392222 is a wasteful number, since it uses less digits than its factorization.

4392222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 171 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 4392222 is about 2095.7628682654. The cubic root of 4392222 is about 163.7676413991.

The spelling of 4392222 in words is "four million, three hundred ninety-two thousand, two hundred twenty-two".