11710728 has 24 divisors (see below), whose sum is σ = 31716750. Its totient is φ = 3903552.

The previous prime is 11710697. The next prime is 11710753. The reversal of 11710728 is 82701711.

It can be written as a sum of positive squares in only one way, i.e., 10227204 + 1483524 = 3198^2 + 1218^2 .

It is a tau number, because it is divible by the number of its divisors (24).

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, 81253 + ... + 81396.

Almost surely, 2^11710728 is an apocalyptic number.

11710728 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11710728 is an abundant number, since it is smaller than the sum of its proper divisors (20006022).

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

11710728 is a wasteful number, since it uses less digits than its factorization.

11710728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162661 (or 162654 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 27.

The square root of 11710728 is about 3422.0940957256. The cubic root of 11710728 is about 227.0882331481.

The spelling of 11710728 in words is "eleven million, seven hundred ten thousand, seven hundred twenty-eight".