11815328 has 24 divisors (see below), whose sum is σ = 26584992. Its totient is φ = 5063616.

The previous prime is 11815313. The next prime is 11815337. The reversal of 11815328 is 82351811.

It is a self number, because there is not a number n which added to its sum of digits gives 11815328.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26150 + ... + 26597.

It is an arithmetic number, because the mean of its divisors is an integer number (1107708).

Almost surely, 2^11815328 is an apocalyptic number.

It is an amenable number.

11815328 is an abundant number, since it is smaller than the sum of its proper divisors (14769664).

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

11815328 is an equidigital number, since it uses as much as digits as its factorization.

11815328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52764 (or 52756 counting only the distinct ones).

The product of its digits is 1920, while the sum is 29.

The square root of 11815328 is about 3437.3431600584. The cubic root of 11815328 is about 227.7623459878.

The spelling of 11815328 in words is "eleven million, eight hundred fifteen thousand, three hundred twenty-eight".