11439472 has 20 divisors (see below), whose sum is σ = 24179256. Its totient is φ = 5199680.

The previous prime is 11439457. The next prime is 11439473. The reversal of 11439472 is 27493411.

11439472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11439473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32323 + ... + 32674.

Almost surely, 2^11439472 is an apocalyptic number.

It is an amenable number.

11439472 is an abundant number, since it is smaller than the sum of its proper divisors (12739784).

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

11439472 is a wasteful number, since it uses less digits than its factorization.

11439472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65016 (or 65010 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 11439472 is about 3382.2288509206. The cubic root of 11439472 is about 225.3211676807.

It can be divided in two parts, 11439 and 472, that added together give a palindrome (11911).

The spelling of 11439472 in words is "eleven million, four hundred thirty-nine thousand, four hundred seventy-two".