12011832 has 48 divisors (see below), whose sum is σ = 37181040. Its totient is φ = 3431808.

The previous prime is 12011821. The next prime is 12011833. The reversal of 12011832 is 23811021.

12011832 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011833) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11413 + ... + 12420.

It is an arithmetic number, because the mean of its divisors is an integer number (774605).

Almost surely, 2^12011832 is an apocalyptic number.

12011832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12011832 is an abundant number, since it is smaller than the sum of its proper divisors (25169208).

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

12011832 is a wasteful number, since it uses less digits than its factorization.

12011832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23852 (or 23845 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 12011832 is about 3465.8089964682. The cubic root of 12011832 is about 229.0180696763.

Adding to 12011832 its reverse (23811021), we get a palindrome (35822853).

The spelling of 12011832 in words is "twelve million, eleven thousand, eight hundred thirty-two".