11984728 has 32 divisors (see below), whose sum is σ = 27194400. Its totient is φ = 4833792.

The previous prime is 11984723. The next prime is 11984737. The reversal of 11984728 is 82748911.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11984723) 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, 5343 + ... + 7246.

It is an arithmetic number, because the mean of its divisors is an integer number (849825).

Almost surely, 2^11984728 is an apocalyptic number.

It is an amenable number.

11984728 is an abundant number, since it is smaller than the sum of its proper divisors (15209672).

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

11984728 is a wasteful number, since it uses less digits than its factorization.

11984728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12619 (or 12615 counting only the distinct ones).

The product of its digits is 32256, while the sum is 40.

The square root of 11984728 is about 3461.8965900211. The cubic root of 11984728 is about 228.8456846360.

The spelling of 11984728 in words is "eleven million, nine hundred eighty-four thousand, seven hundred twenty-eight".