2120206 has 16 divisors (see below), whose sum is σ = 3674160. Its totient is φ = 906880.

The previous prime is 2120203. The next prime is 2120207. The reversal of 2120206 is 6020212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2461 + ... + 3208.

It is an arithmetic number, because the mean of its divisors is an integer number (229635).

2^2120206 is an apocalyptic number.

2120206 is a deficient number, since it is larger than the sum of its proper divisors (1553954).

2120206 is a wasteful number, since it uses less digits than its factorization.

2120206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5699.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2120206 is about 1456.0927168282. The cubic root of 2120206 is about 128.4673265503.

Adding to 2120206 its reverse (6020212), we get a palindrome (8140418).

The spelling of 2120206 in words is "two million, one hundred twenty thousand, two hundred six".