11472432 has 40 divisors (see below), whose sum is σ = 30146880. Its totient is φ = 3758400.

The previous prime is 11472431. The next prime is 11472437. The reversal of 11472432 is 23427411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (11472431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807 + ... + 4857.

It is an arithmetic number, because the mean of its divisors is an integer number (753672).

Almost surely, 2^11472432 is an apocalyptic number.

11472432 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 11472432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15073440).

11472432 is an abundant number, since it is smaller than the sum of its proper divisors (18674448).

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

11472432 is a wasteful number, since it uses less digits than its factorization.

11472432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4121 (or 4115 counting only the distinct ones).

The product of its digits is 1344, while the sum is 24.

The square root of 11472432 is about 3387.0978728109. The cubic root of 11472432 is about 225.5373625209.

Adding to 11472432 its reverse (23427411), we get a palindrome (34899843).

The spelling of 11472432 in words is "eleven million, four hundred seventy-two thousand, four hundred thirty-two".