4221996 has 36 divisors (see below), whose sum is σ = 10164168. Its totient is φ = 1363968.

The previous prime is 4221989. The next prime is 4222003. The reversal of 4221996 is 6991224.

It is an interprime number because it is at equal distance from previous prime (4221989) and next prime (4222003).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16300 + ... + 16556.

It is an arithmetic number, because the mean of its divisors is an integer number (282338).

Almost surely, 2^4221996 is an apocalyptic number.

It is an amenable number.

4221996 is an abundant number, since it is smaller than the sum of its proper divisors (5942172).

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

4221996 is a wasteful number, since it uses less digits than its factorization.

4221996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338 (or 299 counting only the distinct ones).

The product of its digits is 7776, while the sum is 33.

The square root of 4221996 is about 2054.7496197834. The cubic root of 4221996 is about 161.6240328764.

The spelling of 4221996 in words is "four million, two hundred twenty-one thousand, nine hundred ninety-six".