2156110 has 32 divisors (see below), whose sum is σ = 4486752. Its totient is φ = 737280.

The previous prime is 2156087. The next prime is 2156111. The reversal of 2156110 is 116512.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2156111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1294 + ... + 2446.

It is an arithmetic number, because the mean of its divisors is an integer number (140211).

2^2156110 is an apocalyptic number.

2156110 is an abundant number, since it is smaller than the sum of its proper divisors (2330642).

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

2156110 is a wasteful number, since it uses less digits than its factorization.

2156110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1188.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 2156110 is about 1468.3698444193. The cubic root of 2156110 is about 129.1884352258.

The spelling of 2156110 in words is "two million, one hundred fifty-six thousand, one hundred ten".