12112072 has 32 divisors (see below), whose sum is σ = 26795520. Its totient is φ = 5022720.

The previous prime is 12112069. The next prime is 12112127. The reversal of 12112072 is 27021121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1753 + ... + 5224.

It is an arithmetic number, because the mean of its divisors is an integer number (837360).

Almost surely, 2^12112072 is an apocalyptic number.

It is an amenable number.

12112072 is an abundant number, since it is smaller than the sum of its proper divisors (14683448).

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

12112072 is a wasteful number, since it uses less digits than its factorization.

12112072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021 (or 7017 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 12112072 is about 3480.2402215939. The cubic root of 12112072 is about 229.6533656866.

Adding to 12112072 its reverse (27021121), we get a palindrome (39133193).

The spelling of 12112072 in words is "twelve million, one hundred twelve thousand, seventy-two".