2228306 has 8 divisors (see below), whose sum is σ = 3348864. Its totient is φ = 1112020.

The previous prime is 2228299. The next prime is 2228321. The reversal of 2228306 is 6038222.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1211 + ... + 2433.

It is an arithmetic number, because the mean of its divisors is an integer number (418608).

2^2228306 is an apocalyptic number.

2228306 is a deficient number, since it is larger than the sum of its proper divisors (1120558).

2228306 is a wasteful number, since it uses less digits than its factorization.

2228306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2228306 is about 1492.7511513980. The cubic root of 2228306 is about 130.6145654539.

The spelling of 2228306 in words is "two million, two hundred twenty-eight thousand, three hundred six".