15113228 has 24 divisors (see below), whose sum is σ = 28588560. Its totient is φ = 6949440.

The previous prime is 15113207. The next prime is 15113239. The reversal of 15113228 is 82231151.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26183 + ... + 26753.

It is an arithmetic number, because the mean of its divisors is an integer number (1191190).

Almost surely, 2^15113228 is an apocalyptic number.

It is an amenable number.

15113228 is a deficient number, since it is larger than the sum of its proper divisors (13475332).

15113228 is a wasteful number, since it uses less digits than its factorization.

15113228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097 (or 1095 counting only the distinct ones).

The product of its digits is 480, while the sum is 23.

The square root of 15113228 is about 3887.5735362820. The cubic root of 15113228 is about 247.2401953539.

Adding to 15113228 its reverse (82231151), we get a palindrome (97344379).

The spelling of 15113228 in words is "fifteen million, one hundred thirteen thousand, two hundred twenty-eight".