11233404 has 144 divisors (see below), whose sum is σ = 36528128. Its totient is φ = 2939328.

The previous prime is 11233399. The next prime is 11233433. The reversal of 11233404 is 40433211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 88389 + ... + 88515.

Almost surely, 2^11233404 is an apocalyptic number.

11233404 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11233404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18264064).

11233404 is an abundant number, since it is smaller than the sum of its proper divisors (25294724).

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

11233404 is a wasteful number, since it uses less digits than its factorization.

11233404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 11233404 is about 3351.6270675599. The cubic root of 11233404 is about 223.9600002982.

Adding to 11233404 its reverse (40433211), we get a palindrome (51666615).

The spelling of 11233404 in words is "eleven million, two hundred thirty-three thousand, four hundred four".