12450224 has 20 divisors (see below), whose sum is σ = 24711960. Its totient is φ = 6072960.

The previous prime is 12450211. The next prime is 12450247. The reversal of 12450224 is 42205421.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12450196 and 12450205.

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, 8834 + ... + 10145.

It is an arithmetic number, because the mean of its divisors is an integer number (1235598).

Almost surely, 2^12450224 is an apocalyptic number.

It is an amenable number.

12450224 is a deficient number, since it is larger than the sum of its proper divisors (12261736).

12450224 is a wasteful number, since it uses less digits than its factorization.

12450224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19028 (or 19022 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 12450224 is about 3528.4874946640. The cubic root of 12450224 is about 231.7709789087.

Adding to 12450224 its reverse (42205421), we get a palindrome (54655645).

The spelling of 12450224 in words is "twelve million, four hundred fifty thousand, two hundred twenty-four".