4222156 has 12 divisors (see below), whose sum is σ = 7710192. Its totient is φ = 2019248.

The previous prime is 4222117. The next prime is 4222177. The reversal of 4222156 is 6512224.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22855 + ... + 23038.

It is an arithmetic number, because the mean of its divisors is an integer number (642516).

Almost surely, 2^4222156 is an apocalyptic number.

4222156 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

4222156 is a deficient number, since it is larger than the sum of its proper divisors (3488036).

4222156 is a wasteful number, since it uses less digits than its factorization.

4222156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45920 (or 45918 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 4222156 is about 2054.7885535986. The cubic root of 4222156 is about 161.6260745267.

The spelling of 4222156 in words is "four million, two hundred twenty-two thousand, one hundred fifty-six".