22216084 has 36 divisors (see below), whose sum is σ = 43135092. Its totient is φ = 10003840.

The previous prime is 22216081. The next prime is 22216087. The reversal of 22216084 is 48061222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22216081) and next prime (22216087).

It can be written as a sum of positive squares in 2 ways, for example, as 14653584 + 7562500 = 3828^2 + 2750^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22216081) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95232 + ... + 95464.

It is an arithmetic number, because the mean of its divisors is an integer number (1198197).

Almost surely, 2^22216084 is an apocalyptic number.

It is an amenable number.

22216084 is a deficient number, since it is larger than the sum of its proper divisors (20919008).

22216084 is a wasteful number, since it uses less digits than its factorization.

22216084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 443 counting only the distinct ones).

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

The square root of 22216084 is about 4713.3941061617. The cubic root of 22216084 is about 281.1183334978.

The spelling of 22216084 in words is "twenty-two million, two hundred sixteen thousand, eighty-four".