2313156 has 72 divisors (see below), whose sum is σ = 6189120. Its totient is φ = 670208.

The previous prime is 2313137. The next prime is 2313161. The reversal of 2313156 is 6513132.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79750 + ... + 79778.

It is an arithmetic number, because the mean of its divisors is an integer number (85960).

2^2313156 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 2313156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3094560).

2313156 is an abundant number, since it is smaller than the sum of its proper divisors (3875964).

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

2313156 is a wasteful number, since it uses less digits than its factorization.

2313156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 74 counting only the distinct ones).

The product of its digits is 540, while the sum is 21.

The square root of 2313156 is about 1520.9063087515. The cubic root of 2313156 is about 132.2518149939.

Adding to 2313156 its reverse (6513132), we get a palindrome (8826288).

The spelling of 2313156 in words is "two million, three hundred thirteen thousand, one hundred fifty-six".