11872226 has 8 divisors (see below), whose sum is σ = 18745680. Its totient is φ = 5623668.

The previous prime is 11872213. The next prime is 11872241. The reversal of 11872226 is 62227811.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156176 + ... + 156251.

It is an arithmetic number, because the mean of its divisors is an integer number (2343210).

Almost surely, 2^11872226 is an apocalyptic number.

11872226 is a deficient number, since it is larger than the sum of its proper divisors (6873454).

11872226 is a wasteful number, since it uses less digits than its factorization.

11872226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312448.

The product of its digits is 2688, while the sum is 29.

The square root of 11872226 is about 3445.6096702906. The cubic root of 11872226 is about 228.1273654849.

The spelling of 11872226 in words is "eleven million, eight hundred seventy-two thousand, two hundred twenty-six".