11842728 has 16 divisors (see below), whose sum is σ = 29606880. Its totient is φ = 3947568.

The previous prime is 11842711. The next prime is 11842771. The reversal of 11842728 is 82724811.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246700 + ... + 246747.

It is an arithmetic number, because the mean of its divisors is an integer number (1850430).

Almost surely, 2^11842728 is an apocalyptic number.

It is an amenable number.

11842728 is an abundant number, since it is smaller than the sum of its proper divisors (17764152).

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

11842728 is a wasteful number, since it uses less digits than its factorization.

11842728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493456 (or 493452 counting only the distinct ones).

The product of its digits is 7168, while the sum is 33.

The square root of 11842728 is about 3441.3264884344. The cubic root of 11842728 is about 227.9382719937.

The spelling of 11842728 in words is "eleven million, eight hundred forty-two thousand, seven hundred twenty-eight".