11948028 has 12 divisors (see below), whose sum is σ = 27878760. Its totient is φ = 3982672.

The previous prime is 11948021. The next prime is 11948137. The reversal of 11948028 is 82084911.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 11948028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11948021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497823 + ... + 497846.

It is an arithmetic number, because the mean of its divisors is an integer number (2323230).

Almost surely, 2^11948028 is an apocalyptic number.

It is an amenable number.

11948028 is an abundant number, since it is smaller than the sum of its proper divisors (15930732).

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

11948028 is a wasteful number, since it uses less digits than its factorization.

11948028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995676 (or 995674 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 11948028 is about 3456.5919631915. The cubic root of 11948028 is about 228.6118530437.

The spelling of 11948028 in words is "eleven million, nine hundred forty-eight thousand, twenty-eight".