12444245 has 24 divisors (see below), whose sum is σ = 16713312. Its totient is φ = 8886240.

The previous prime is 12444239. The next prime is 12444251. The reversal of 12444245 is 54244421.

It is an interprime number because it is at equal distance from previous prime (12444239) and next prime (12444251).

It is not a de Polignac number, because 12444245 - 2⁶ = 12444181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40382 + ... + 40688.

It is an arithmetic number, because the mean of its divisors is an integer number (696388).

Almost surely, 2^12444245 is an apocalyptic number.

It is an amenable number.

12444245 is a deficient number, since it is larger than the sum of its proper divisors (4269067).

12444245 is a wasteful number, since it uses less digits than its factorization.

12444245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401 (or 390 counting only the distinct ones).

The product of its digits is 5120, while the sum is 26.

The square root of 12444245 is about 3527.6401460466. The cubic root of 12444245 is about 231.7338716628.

Adding to 12444245 its reverse (54244421), we get a palindrome (66688666).

The spelling of 12444245 in words is "twelve million, four hundred forty-four thousand, two hundred forty-five".