11839932 has 72 divisors (see below), whose sum is σ = 33460336. Its totient is φ = 3639168.

The previous prime is 11839931. The next prime is 11839957. The reversal of 11839932 is 23993811.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11839931) 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 23 ways as a sum of consecutive naturals, for example, 12168 + ... + 13104.

Almost surely, 2^11839932 is an apocalyptic number.

11839932 is a gapful number since it is divisible by the number (12) 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 11839932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16730168).

11839932 is an abundant number, since it is smaller than the sum of its proper divisors (21620404).

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

11839932 is a wasteful number, since it uses less digits than its factorization.

11839932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969 (or 955 counting only the distinct ones).

The product of its digits is 11664, while the sum is 36.

The square root of 11839932 is about 3440.9202257536. The cubic root of 11839932 is about 227.9203322766.

The spelling of 11839932 in words is "eleven million, eight hundred thirty-nine thousand, nine hundred thirty-two".