12372544 has 28 divisors (see below), whose sum is σ = 24817324. Its totient is φ = 6119424.

The previous prime is 12372539. The next prime is 12372559. The reversal of 12372544 is 44527321.

It can be written as a sum of positive squares in 2 ways, for example, as 7354944 + 5017600 = 2712^2 + 2240^2 .

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, 5212 + ... + 7204.

It is an arithmetic number, because the mean of its divisors is an integer number (886333).

Almost surely, 2^12372544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12372544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12408662).

12372544 is an abundant number, since it is smaller than the sum of its proper divisors (12444780).

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

12372544 is an equidigital number, since it uses as much as digits as its factorization.

12372544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102 (or 2092 counting only the distinct ones).

The product of its digits is 6720, while the sum is 28.

The square root of 12372544 is about 3517.4627219062. The cubic root of 12372544 is about 231.2879476075.

Adding to 12372544 its reverse (44527321), we get a palindrome (56899865).

The spelling of 12372544 in words is "twelve million, three hundred seventy-two thousand, five hundred forty-four".