13867228 has 12 divisors (see below), whose sum is σ = 24373440. Its totient is φ = 6903392.

The previous prime is 13867211. The next prime is 13867237. The reversal of 13867228 is 82276831.

It is a congruent number.

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, 6508 + ... + 8371.

It is an arithmetic number, because the mean of its divisors is an integer number (2031120).

Almost surely, 2^13867228 is an apocalyptic number.

It is an amenable number.

13867228 is a deficient number, since it is larger than the sum of its proper divisors (10506212).

13867228 is a wasteful number, since it uses less digits than its factorization.

13867228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15116 (or 15114 counting only the distinct ones).

The product of its digits is 32256, while the sum is 37.

The square root of 13867228 is about 3723.8727153328. The cubic root of 13867228 is about 240.2499017347.

The spelling of 13867228 in words is "thirteen million, eight hundred sixty-seven thousand, two hundred twenty-eight".