2172096 has 70 divisors (see below), whose sum is σ = 6454140. Its totient is φ = 722304.

The previous prime is 2172091. The next prime is 2172109. The reversal of 2172096 is 6902712.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2172091) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4975 + ... + 5393.

It is an arithmetic number, because the mean of its divisors is an integer number (92202).

2^2172096 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 2172096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3227070).

2172096 is an abundant number, since it is smaller than the sum of its proper divisors (4282044).

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

2172096 is an equidigital number, since it uses as much as digits as its factorization.

2172096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 2172096 is about 1473.8032433130. The cubic root of 2172096 is about 129.5069290628.

The spelling of 2172096 in words is "two million, one hundred seventy-two thousand, ninety-six".