12026544 has 40 divisors (see below), whose sum is σ = 32706240. Its totient is φ = 3797568.

The previous prime is 12026527. The next prime is 12026549. The reversal of 12026544 is 44562021.

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 (12026549) 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, 5682 + ... + 7505.

It is an arithmetic number, because the mean of its divisors is an integer number (817656).

Almost surely, 2^12026544 is an apocalyptic number.

It is an amenable number.

12026544 is an abundant number, since it is smaller than the sum of its proper divisors (20679696).

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

12026544 is a wasteful number, since it uses less digits than its factorization.

12026544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13217 (or 13211 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 12026544 is about 3467.9307951573. The cubic root of 12026544 is about 229.1115313899. Note that the first 3 decimals are identical.

Adding to 12026544 its reverse (44562021), we get a palindrome (56588565).

The spelling of 12026544 in words is "twelve million, twenty-six thousand, five hundred forty-four".