12530246 has 4 divisors (see below), whose sum is σ = 18795372. Its totient is φ = 6265122.

The previous prime is 12530213. The next prime is 12530251. The reversal of 12530246 is 64203521.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3132560 + ... + 3132563.

It is an arithmetic number, because the mean of its divisors is an integer number (4698843).

Almost surely, 2^12530246 is an apocalyptic number.

12530246 is a deficient number, since it is larger than the sum of its proper divisors (6265126).

12530246 is an equidigital number, since it uses as much as digits as its factorization.

12530246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265125.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 12530246 is about 3539.8087518961. The cubic root of 12530246 is about 232.2664769010.

Adding to 12530246 its reverse (64203521), we get a palindrome (76733767).

The spelling of 12530246 in words is "twelve million, five hundred thirty thousand, two hundred forty-six".