11919424 has 28 divisors (see below), whose sum is σ = 25804368. Its totient is φ = 5417600.

The previous prime is 11919421. The next prime is 11919437. The reversal of 11919424 is 42491911.

It is not an unprimeable number, because it can be changed into a prime (11919421) 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, 7762 + ... + 9169.

Almost surely, 2^11919424 is an apocalyptic number.

It is an amenable number.

11919424 is an abundant number, since it is smaller than the sum of its proper divisors (13884944).

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

11919424 is a wasteful number, since it uses less digits than its factorization.

11919424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16954 (or 16944 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The square root of 11919424 is about 3452.4518823584. The cubic root of 11919424 is about 228.4292723209.

The spelling of 11919424 in words is "eleven million, nine hundred nineteen thousand, four hundred twenty-four".