11998888 has 16 divisors (see below), whose sum is σ = 24543360. Its totient is φ = 5454000.

The previous prime is 11998859. The next prime is 11998927. The reversal of 11998888 is 88889911.

11998888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68088 + ... + 68263.

It is an arithmetic number, because the mean of its divisors is an integer number (1533960).

Almost surely, 2^11998888 is an apocalyptic number.

It is an amenable number.

11998888 is an abundant number, since it is smaller than the sum of its proper divisors (12544472).

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

11998888 is a wasteful number, since it uses less digits than its factorization.

11998888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136368 (or 136364 counting only the distinct ones).

The product of its digits is 331776, while the sum is 52.

The square root of 11998888 is about 3463.9411080444. The cubic root of 11998888 is about 228.9357765020.

It can be divided in two parts, 11 and 998888, that added together give a palindrome (998899).

The spelling of 11998888 in words is "eleven million, nine hundred ninety-eight thousand, eight hundred eighty-eight".