4222816 has 24 divisors (see below), whose sum is σ = 8954064. Its totient is φ = 1948800.

The previous prime is 4222811. The next prime is 4222837. The reversal of 4222816 is 6182224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4222811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4660 + ... + 5491.

It is an arithmetic number, because the mean of its divisors is an integer number (373086).

Almost surely, 2^4222816 is an apocalyptic number.

It is an amenable number.

4222816 is an abundant number, since it is smaller than the sum of its proper divisors (4731248).

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

4222816 is a wasteful number, since it uses less digits than its factorization.

4222816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10174 (or 10166 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

The square root of 4222816 is about 2054.9491477893. The cubic root of 4222816 is about 161.6344957892.

The spelling of 4222816 in words is "four million, two hundred twenty-two thousand, eight hundred sixteen".