12244725 has 18 divisors (see below), whose sum is σ = 21932066. Its totient is φ = 6530400.

The previous prime is 12244711. The next prime is 12244747. The reversal of 12244725 is 52744221.

It can be written as a sum of positive squares in 3 ways, for example, as 2566404 + 9678321 = 1602^2 + 3111^2 .

It is not a de Polignac number, because 12244725 - 2¹⁰ = 12243701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26986 + ... + 27435.

Almost surely, 2^12244725 is an apocalyptic number.

12244725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12244725 is a deficient number, since it is larger than the sum of its proper divisors (9687341).

12244725 is a wasteful number, since it uses less digits than its factorization.

12244725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54437 (or 54429 counting only the distinct ones).

The product of its digits is 4480, while the sum is 27.

The square root of 12244725 is about 3499.2463474297. The cubic root of 12244725 is about 230.4887213470.

Adding to 12244725 its reverse (52744221), we get a palindrome (64988946).

The spelling of 12244725 in words is "twelve million, two hundred forty-four thousand, seven hundred twenty-five".