11715828 has 24 divisors (see below), whose sum is σ = 28076832. Its totient is φ = 3799584.

The previous prime is 11715827. The next prime is 11715833. The reversal of 11715828 is 82851711.

11715828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11715827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12750 + ... + 13637.

It is an arithmetic number, because the mean of its divisors is an integer number (1169868).

Almost surely, 2^11715828 is an apocalyptic number.

It is an amenable number.

11715828 is an abundant number, since it is smaller than the sum of its proper divisors (16361004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11715828 is a wasteful number, since it uses less digits than its factorization.

11715828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26431 (or 26429 counting only the distinct ones).

The product of its digits is 4480, while the sum is 33.

The square root of 11715828 is about 3422.8391723831. The cubic root of 11715828 is about 227.1211938632.

The spelling of 11715828 in words is "eleven million, seven hundred fifteen thousand, eight hundred twenty-eight".