2102206 has 8 divisors (see below), whose sum is σ = 3163680. Its totient is φ = 1047648.

The previous prime is 2102201. The next prime is 2102207. The reversal of 2102206 is 6022012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 886 + ... + 2233.

It is an arithmetic number, because the mean of its divisors is an integer number (395460).

2^2102206 is an apocalyptic number.

2102206 is a deficient number, since it is larger than the sum of its proper divisors (1061474).

2102206 is a wasteful number, since it uses less digits than its factorization.

2102206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458.

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

The square root of 2102206 is about 1449.8986171454. The cubic root of 2102206 is about 128.1027414040.

Adding to 2102206 its reverse (6022012), we get a palindrome (8124218).

The spelling of 2102206 in words is "two million, one hundred two thousand, two hundred six".