11939328 has 60 divisors (see below), whose sum is σ = 34471008. Its totient is φ = 3978240.

The previous prime is 11939297. The next prime is 11939339. The reversal of 11939328 is 82393911.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11939292 and 11939301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3313 + ... + 5903.

Almost surely, 2^11939328 is an apocalyptic number.

11939328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11939328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17235504).

11939328 is an abundant number, since it is smaller than the sum of its proper divisors (22531680).

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

11939328 is an equidigital number, since it uses as much as digits as its factorization.

11939328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615 (or 2596 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 11939328 is about 3455.3332690205. Note that the first 3 decimals coincide. The cubic root of 11939328 is about 228.5563513864.

The spelling of 11939328 in words is "eleven million, nine hundred thirty-nine thousand, three hundred twenty-eight".