2216124 has 18 divisors (see below), whose sum is σ = 5601960. Its totient is φ = 738696.

The previous prime is 2216117. The next prime is 2216143. The reversal of 2216124 is 4216122.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×2216124² = 9822411166752, which contains 22 as substring.

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

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2216097 and 2216106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30744 + ... + 30815.

It is an arithmetic number, because the mean of its divisors is an integer number (311220).

2^2216124 is an apocalyptic number.

It is an amenable number.

2216124 is an abundant number, since it is smaller than the sum of its proper divisors (3385836).

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

2216124 is a wasteful number, since it uses less digits than its factorization.

2216124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61569 (or 61564 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 2216124 is about 1488.6651739058. The cubic root of 2216124 is about 130.3761100175.

The spelling of 2216124 in words is "two million, two hundred sixteen thousand, one hundred twenty-four".