4022208 has 42 divisors (see below), whose sum is σ = 11530584. Its totient is φ = 1340544.

The previous prime is 4022203. The next prime is 4022257. The reversal of 4022208 is 8022204.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 4.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2916 + ... + 4067.

Almost surely, 2^4022208 is an apocalyptic number.

4022208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4022208 is an abundant number, since it is smaller than the sum of its proper divisors (7508376).

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

4022208 is a wasteful number, since it uses less digits than its factorization.

4022208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7001 (or 6988 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4022208 is about 2005.5443151424. The cubic root of 4022208 is about 159.0333382093.

The spelling of 4022208 in words is "four million, twenty-two thousand, two hundred eight".