2226171 has 4 divisors (see below), whose sum is σ = 2968232. Its totient is φ = 1484112.

The previous prime is 2226163. The next prime is 2226197. The reversal of 2226171 is 1716222.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2226171 - 2³ = 2226163 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2226131) 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, 371026 + ... + 371031.

It is an arithmetic number, because the mean of its divisors is an integer number (742058).

2^2226171 is an apocalyptic number.

2226171 is a deficient number, since it is larger than the sum of its proper divisors (742061).

2226171 is an equidigital number, since it uses as much as digits as its factorization.

2226171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742060.

The product of its digits is 336, while the sum is 21.

The square root of 2226171 is about 1492.0358574780. The cubic root of 2226171 is about 130.5728370129.

The spelling of 2226171 in words is "two million, two hundred twenty-six thousand, one hundred seventy-one".