11728282 has 8 divisors (see below), whose sum is σ = 18518400. Its totient is φ = 5555484.

The previous prime is 11728279. The next prime is 11728289. The reversal of 11728282 is 28282711.

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

It is not an unprimeable number, because it can be changed into a prime (11728289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154282 + ... + 154357.

It is an arithmetic number, because the mean of its divisors is an integer number (2314800).

Almost surely, 2^11728282 is an apocalyptic number.

11728282 is a deficient number, since it is larger than the sum of its proper divisors (6790118).

11728282 is a wasteful number, since it uses less digits than its factorization.

11728282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308660.

The product of its digits is 3584, while the sum is 31.

The square root of 11728282 is about 3424.6579391233. The cubic root of 11728282 is about 227.2016424574.

The spelling of 11728282 in words is "eleven million, seven hundred twenty-eight thousand, two hundred eighty-two".