13607228 has 6 divisors (see below), whose sum is σ = 23812656. Its totient is φ = 6803612.

The previous prime is 13607219. The next prime is 13607239. The reversal of 13607228 is 82270631.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 13607228.

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 as a sum of consecutive naturals, namely, 1700900 + ... + 1700907.

It is an arithmetic number, because the mean of its divisors is an integer number (3968776).

Almost surely, 2^13607228 is an apocalyptic number.

It is an amenable number.

13607228 is a deficient number, since it is larger than the sum of its proper divisors (10205428).

13607228 is a wasteful number, since it uses less digits than its factorization.

13607228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3401811 (or 3401809 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 13607228 is about 3688.7976360869. The cubic root of 13607228 is about 238.7389176439.

Adding to 13607228 its reverse (82270631), we get a palindrome (95877859).

The spelling of 13607228 in words is "thirteen million, six hundred seven thousand, two hundred twenty-eight".