12650338 has 4 divisors (see below), whose sum is σ = 18975510. Its totient is φ = 6325168.

The previous prime is 12650321. The next prime is 12650353. The reversal of 12650338 is 83305621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83305621 = 7 ⋅11900803.

It can be written as a sum of positive squares in only one way, i.e., 6827769 + 5822569 = 2613^2 + 2413^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3162583 + ... + 3162586.

Almost surely, 2^12650338 is an apocalyptic number.

12650338 is a deficient number, since it is larger than the sum of its proper divisors (6325172).

12650338 is an equidigital number, since it uses as much as digits as its factorization.

12650338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6325171.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 12650338 is about 3556.7313646099. The cubic root of 12650338 is about 233.0061459571.

Adding to 12650338 its reverse (83305621), we get a palindrome (95955959).

The spelling of 12650338 in words is "twelve million, six hundred fifty thousand, three hundred thirty-eight".