2222116 has 24 divisors (see below), whose sum is σ = 4230464. Its totient is φ = 1015200.

The previous prime is 2222093. The next prime is 2222123. The reversal of 2222116 is 6112222.

It is a self number, because there is not a number n which added to its sum of digits gives 2222116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7711 + ... + 7993.

2^2222116 is an apocalyptic number.

2222116 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2222116 is a deficient number, since it is larger than the sum of its proper divisors (2008348).

2222116 is a wasteful number, since it uses less digits than its factorization.

2222116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451 (or 449 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 2222116 is about 1490.6763565577. The cubic root of 2222116 is about 130.4935087761.

Adding to 2222116 its reverse (6112222), we get a palindrome (8334338).

It can be divided in two parts, 2222 and 116, that multiplied together give a palindrome (257752).

The spelling of 2222116 in words is "two million, two hundred twenty-two thousand, one hundred sixteen".