12072544 has 24 divisors (see below), whose sum is σ = 25929288. Its totient is φ = 5487360.

The previous prime is 12072517. The next prime is 12072553. The reversal of 12072544 is 44527021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16797 + ... + 17500.

It is an arithmetic number, because the mean of its divisors is an integer number (1080387).

Almost surely, 2^12072544 is an apocalyptic number.

It is an amenable number.

12072544 is an abundant number, since it is smaller than the sum of its proper divisors (13856744).

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

12072544 is a wasteful number, since it uses less digits than its factorization.

12072544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34318 (or 34310 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 12072544 is about 3474.5566623672. The cubic root of 12072544 is about 229.4032672363.

Adding to 12072544 its reverse (44527021), we get a palindrome (56599565).

The spelling of 12072544 in words is "twelve million, seventy-two thousand, five hundred forty-four".