2167226 has 4 divisors (see below), whose sum is σ = 3250842. Its totient is φ = 1083612.

The previous prime is 2167189. The next prime is 2167237. The reversal of 2167226 is 6227612.

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

It can be written as a sum of positive squares in only one way, i.e., 1918225 + 249001 = 1385^2 + 499^2 .

It is a Curzon number.

It is a nialpdrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 2167195 and 2167204.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 541805 + ... + 541808.

2^2167226 is an apocalyptic number.

2167226 is a deficient number, since it is larger than the sum of its proper divisors (1083616).

2167226 is a wasteful number, since it uses less digits than its factorization.

2167226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083615.

The product of its digits is 2016, while the sum is 26.

The square root of 2167226 is about 1472.1501282138. The cubic root of 2167226 is about 129.4100685971.

The spelling of 2167226 in words is "two million, one hundred sixty-seven thousand, two hundred twenty-six".