11399088 has 80 divisors (see below), whose sum is σ = 32140800. Its totient is φ = 3467520.

The previous prime is 11399077. The next prime is 11399093. The reversal of 11399088 is 88099311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26233 + ... + 26663.

It is an arithmetic number, because the mean of its divisors is an integer number (401760).

Almost surely, 2^11399088 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 11399088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16070400).

11399088 is an abundant number, since it is smaller than the sum of its proper divisors (20741712).

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

11399088 is a wasteful number, since it uses less digits than its factorization.

11399088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 484 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 11399088 is about 3376.2535449815. The cubic root of 11399088 is about 225.0557096620.

The spelling of 11399088 in words is "eleven million, three hundred ninety-nine thousand, eighty-eight".