11648936 has 32 divisors (see below), whose sum is σ = 23776200. Its totient is φ = 5318400.

The previous prime is 11648933. The next prime is 11648941. The reversal of 11648936 is 63984611.

It can be written as a sum of positive squares in 4 ways, for example, as 7672900 + 3976036 = 2770^2 + 1994^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11648936.

It is not an unprimeable number, because it can be changed into a prime (11648933) 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, 9950 + ... + 11058.

Almost surely, 2^11648936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11648936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11888100).

11648936 is an abundant number, since it is smaller than the sum of its proper divisors (12127264).

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

11648936 is a wasteful number, since it uses less digits than its factorization.

11648936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229 (or 1225 counting only the distinct ones).

The product of its digits is 31104, while the sum is 38.

The square root of 11648936 is about 3413.0537645926. The cubic root of 11648936 is about 226.6881160017.

The spelling of 11648936 in words is "eleven million, six hundred forty-eight thousand, nine hundred thirty-six".