11929288 has 16 divisors (see below), whose sum is σ = 25562880. Its totient is φ = 5112528.

The previous prime is 11929279. The next prime is 11929339. The reversal of 11929288 is 88292911.

It is a self number, because there is not a number n which added to its sum of digits gives 11929288.

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, 106456 + ... + 106567.

It is an arithmetic number, because the mean of its divisors is an integer number (1597680).

Almost surely, 2^11929288 is an apocalyptic number.

It is an amenable number.

11929288 is an abundant number, since it is smaller than the sum of its proper divisors (13633592).

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

11929288 is a wasteful number, since it uses less digits than its factorization.

11929288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213036 (or 213032 counting only the distinct ones).

The product of its digits is 20736, while the sum is 40.

The square root of 11929288 is about 3453.8801368895. The cubic root of 11929288 is about 228.4922676767.

The spelling of 11929288 in words is "eleven million, nine hundred twenty-nine thousand, two hundred eighty-eight".