2188226 has 8 divisors (see below), whose sum is σ = 3352320. Its totient is φ = 1070788.

The previous prime is 2188213. The next prime is 2188231. The reversal of 2188226 is 6228812.

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, 11546 + ... + 11733.

It is an arithmetic number, because the mean of its divisors is an integer number (419040).

2^2188226 is an apocalyptic number.

2188226 is a deficient number, since it is larger than the sum of its proper divisors (1164094).

2188226 is a wasteful number, since it uses less digits than its factorization.

2188226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23328.

The product of its digits is 3072, while the sum is 29.

The square root of 2188226 is about 1479.2653582099. The cubic root of 2188226 is about 129.8267119130.

The spelling of 2188226 in words is "two million, one hundred eighty-eight thousand, two hundred twenty-six".