11933904 has 40 divisors (see below), whose sum is σ = 31417632. Its totient is φ = 3902080.

The previous prime is 11933903. The next prime is 11933923. The reversal of 11933904 is 40933911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11933903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199 + ... + 4889.

Almost surely, 2^11933904 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 11933904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15708816).

11933904 is an abundant number, since it is smaller than the sum of its proper divisors (19483728).

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

11933904 is a wasteful number, since it uses less digits than its factorization.

11933904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755 (or 4749 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

The square root of 11933904 is about 3454.5483062189. The cubic root of 11933904 is about 228.5217353280.

The spelling of 11933904 in words is "eleven million, nine hundred thirty-three thousand, nine hundred four".