11728984 has 8 divisors (see below), whose sum is σ = 21991860. Its totient is φ = 5864488.

The previous prime is 11728973. The next prime is 11729009. The reversal of 11728984 is 48982711.

It is a happy number.

11728984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 733054 + ... + 733069.

Almost surely, 2^11728984 is an apocalyptic number.

It is an amenable number.

11728984 is a deficient number, since it is larger than the sum of its proper divisors (10262876).

11728984 is a wasteful number, since it uses less digits than its factorization.

11728984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466129 (or 1466125 counting only the distinct ones).

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

The square root of 11728984 is about 3424.7604295775. The cubic root of 11728984 is about 227.2061754421.

The spelling of 11728984 in words is "eleven million, seven hundred twenty-eight thousand, nine hundred eighty-four".