11650228 has 24 divisors (see below), whose sum is σ = 21420000. Its totient is φ = 5536608.

The previous prime is 11650217. The next prime is 11650231. The reversal of 11650228 is 82205611.

It is a congruent 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, 7023 + ... + 8521.

It is an arithmetic number, because the mean of its divisors is an integer number (892500).

Almost surely, 2^11650228 is an apocalyptic number.

It is an amenable number.

11650228 is a deficient number, since it is larger than the sum of its proper divisors (9769772).

11650228 is a wasteful number, since it uses less digits than its factorization.

11650228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1599 (or 1597 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 11650228 is about 3413.2430326597. The cubic root of 11650228 is about 226.6964964586.

Adding to 11650228 its reverse (82205611), we get a palindrome (93855839).

The spelling of 11650228 in words is "eleven million, six hundred fifty thousand, two hundred twenty-eight".