2206306 has 8 divisors (see below), whose sum is σ = 3349584. Its totient is φ = 1089780.

The previous prime is 2206297. The next prime is 2206327. The reversal of 2206306 is 6036022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6480 + ... + 6811.

It is an arithmetic number, because the mean of its divisors is an integer number (418698).

2^2206306 is an apocalyptic number.

2206306 is a deficient number, since it is larger than the sum of its proper divisors (1143278).

2206306 is a wasteful number, since it uses less digits than its factorization.

2206306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13376.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2206306 is about 1485.3639284701. The cubic root of 2206306 is about 130.1832917447.

The spelling of 2206306 in words is "two million, two hundred six thousand, three hundred six".