2243184156 has 72 divisors (see below), whose sum is σ = 5995189200. Its totient is φ = 705231360.

The previous prime is 2243184121. The next prime is 2243184173. The reversal of 2243184156 is 6514813422.

It is a happy number.

2243184156 is a `hidden beast` number, since 224 + 3 + 18 + 415 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2243184156.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 149476 + ... + 163796.

Almost surely, 2^2243184156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2243184156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2997594600).

2243184156 is an abundant number, since it is smaller than the sum of its proper divisors (3752005044).

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

2243184156 is a wasteful number, since it uses less digits than its factorization.

2243184156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14579 (or 14574 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 2243184156 is about 47362.2651063059. The cubic root of 2243184156 is about 1309.0462058651.

Adding to 2243184156 its reverse (6514813422), we get a palindrome (8757997578).

The spelling of 2243184156 in words is "two billion, two hundred forty-three million, one hundred eighty-four thousand, one hundred fifty-six".