2226172 has 24 divisors (see below), whose sum is σ = 4333952. Its totient is φ = 993600.

The previous prime is 2226163. The next prime is 2226197. The reversal of 2226172 is 2716222.

It is a d-powerful number, because it can be written as 2² + 2⁴ + 2¹⁶ + 6⁶ + 1 + 7⁵ + 2²¹ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922 + ... + 2302.

2^2226172 is an apocalyptic number.

It is an amenable number.

2226172 is a deficient number, since it is larger than the sum of its proper divisors (2107780).

2226172 is a wasteful number, since it uses less digits than its factorization.

2226172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1429 (or 1427 counting only the distinct ones).

The product of its digits is 672, while the sum is 22.

The square root of 2226172 is about 1492.0361925905. The cubic root of 2226172 is about 130.5728565641.

The spelling of 2226172 in words is "two million, two hundred twenty-six thousand, one hundred seventy-two".