12449896 has 16 divisors (see below), whose sum is σ = 23913540. Its totient is φ = 6072960.

The previous prime is 12449893. The next prime is 12449897. The reversal of 12449896 is 69894421.

It can be written as a sum of positive squares in 2 ways, for example, as 8328996 + 4120900 = 2886^2 + 2030^2 .

It is not an unprimeable number, because it can be changed into a prime (12449893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18651 + ... + 19306.

Almost surely, 2^12449896 is an apocalyptic number.

It is an amenable number.

12449896 is a deficient number, since it is larger than the sum of its proper divisors (11463644).

12449896 is a wasteful number, since it uses less digits than its factorization.

12449896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38004 (or 38000 counting only the distinct ones).

The product of its digits is 124416, while the sum is 43.

The square root of 12449896 is about 3528.4410155195. The cubic root of 12449896 is about 231.7689435625.

The spelling of 12449896 in words is "twelve million, four hundred forty-nine thousand, eight hundred ninety-six".