2097210 has 32 divisors (see below), whose sum is σ = 5132160. Its totient is φ = 548288.

The previous prime is 2097169. The next prime is 2097211. The reversal of 2097210 is 127902.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2097211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 931 + ... + 2249.

It is an arithmetic number, because the mean of its divisors is an integer number (160380).

2^2097210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2097210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2566080).

2097210 is an abundant number, since it is smaller than the sum of its proper divisors (3034950).

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

2097210 is a wasteful number, since it uses less digits than its factorization.

2097210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 2097210 is about 1448.1747132166. The cubic root of 2097210 is about 128.0011800021.

The spelling of 2097210 in words is "two million, ninety-seven thousand, two hundred ten".