2213206 has 8 divisors (see below), whose sum is σ = 3326904. Its totient is φ = 1104240.

The previous prime is 2213203. The next prime is 2213209. The reversal of 2213206 is 6023122.

It is an interprime number because it is at equal distance from previous prime (2213203) and next prime (2213209).

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

It is a self number, because there is not a number n which added to its sum of digits gives 2213206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213201) 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, 426 + ... + 2146.

It is an arithmetic number, because the mean of its divisors is an integer number (415863).

2^2213206 is an apocalyptic number.

2213206 is a deficient number, since it is larger than the sum of its proper divisors (1113698).

2213206 is a wasteful number, since it uses less digits than its factorization.

2213206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2366.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2213206 is about 1487.6847784393. The cubic root of 2213206 is about 130.3188622300.

Adding to 2213206 its reverse (6023122), we get a palindrome (8236328).

The spelling of 2213206 in words is "two million, two hundred thirteen thousand, two hundred six".