2322156 has 12 divisors (see below), whose sum is σ = 5418392. Its totient is φ = 774048.

The previous prime is 2322143. The next prime is 2322163. The reversal of 2322156 is 6512232.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 96745 + ... + 96768.

2^2322156 is an apocalyptic number.

It is an amenable number.

2322156 is an abundant number, since it is smaller than the sum of its proper divisors (3096236).

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

2322156 is a wasteful number, since it uses less digits than its factorization.

2322156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193520 (or 193518 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 2322156 is about 1523.8621984943. The cubic root of 2322156 is about 132.4231142882.

Adding to 2322156 its reverse (6512232), we get a palindrome (8834388).

It can be divided in two parts, 232215 and 6, that added together give a triangular number (232221 = T₆₈₁).

The spelling of 2322156 in words is "two million, three hundred twenty-two thousand, one hundred fifty-six".