11566328 has 16 divisors (see below), whose sum is σ = 21724080. Its totient is φ = 5773248.

The previous prime is 11566319. The next prime is 11566337. The reversal of 11566328 is 82366511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11566319) and next prime (11566337).

It is a junction number, because it is equal to n+sod(n) for n = 11566294 and 11566303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6725 + ... + 8267.

It is an arithmetic number, because the mean of its divisors is an integer number (1357755).

Almost surely, 2^11566328 is an apocalyptic number.

It is an amenable number.

11566328 is a deficient number, since it is larger than the sum of its proper divisors (10157752).

11566328 is a wasteful number, since it uses less digits than its factorization.

11566328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486 (or 2482 counting only the distinct ones).

The product of its digits is 8640, while the sum is 32.

The square root of 11566328 is about 3400.9304609180. The cubic root of 11566328 is about 226.1509941960.

The spelling of 11566328 in words is "eleven million, five hundred sixty-six thousand, three hundred twenty-eight".