11288884 has 12 divisors (see below), whose sum is σ = 20917764. Its totient is φ = 5312384.

The previous prime is 11288881. The next prime is 11288887. The reversal of 11288884 is 48888211.

It is an interprime number because it is at equal distance from previous prime (11288881) and next prime (11288887).

It can be written as a sum of positive squares in 2 ways, for example, as 6360484 + 4928400 = 2522^2 + 2220^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11288881) 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, 82939 + ... + 83074.

It is an arithmetic number, because the mean of its divisors is an integer number (1743147).

Almost surely, 2^11288884 is an apocalyptic number.

It is an amenable number.

11288884 is a deficient number, since it is larger than the sum of its proper divisors (9628880).

11288884 is a wasteful number, since it uses less digits than its factorization.

11288884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166034 (or 166032 counting only the distinct ones).

The product of its digits is 32768, while the sum is 40.

The square root of 11288884 is about 3359.8934506916. The cubic root of 11288884 is about 224.3280959418.

The spelling of 11288884 in words is "eleven million, two hundred eighty-eight thousand, eight hundred eighty-four".