11920304 has 40 divisors (see below), whose sum is σ = 25511760. Its totient is φ = 5350400.

The previous prime is 11920291. The next prime is 11920309. The reversal of 11920304 is 40302911.

It is not an unprimeable number, because it can be changed into a prime (11920309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15284 + ... + 16044.

It is an arithmetic number, because the mean of its divisors is an integer number (637794).

Almost surely, 2^11920304 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 11920304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12755880).

11920304 is an abundant number, since it is smaller than the sum of its proper divisors (13591456).

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

11920304 is a wasteful number, since it uses less digits than its factorization.

11920304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869 (or 863 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 11920304 is about 3452.5793256636. The cubic root of 11920304 is about 228.4348937562.

The spelling of 11920304 in words is "eleven million, nine hundred twenty thousand, three hundred four".