4023222 has 16 divisors (see below), whose sum is σ = 9196032. Its totient is φ = 1149480.

The previous prime is 4023221. The next prime is 4023223. The reversal of 4023222 is 2223204.

It is an interprime number because it is at equal distance from previous prime (4023221) and next prime (4023223).

It is a super-2 number, since 2×4023222² = 32372630522568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4023221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47854 + ... + 47937.

It is an arithmetic number, because the mean of its divisors is an integer number (574752).

Almost surely, 2^4023222 is an apocalyptic number.

4023222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4023222 is an abundant number, since it is smaller than the sum of its proper divisors (5172810).

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

4023222 is a wasteful number, since it uses less digits than its factorization.

4023222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95803.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 4023222 is about 2005.7970984125. The cubic root of 4023222 is about 159.0467012059.

Adding to 4023222 its reverse (2223204), we get a palindrome (6246426).

The spelling of 4023222 in words is "four million, twenty-three thousand, two hundred twenty-two".