12630746 has 4 divisors (see below), whose sum is σ = 18946122. Its totient is φ = 6315372.

The previous prime is 12630743. The next prime is 12630767. The reversal of 12630746 is 64703621.

12630746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 9703225 + 2927521 = 3115^2 + 1711^2 .

It is not an unprimeable number, because it can be changed into a prime (12630743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3157685 + ... + 3157688.

Almost surely, 2^12630746 is an apocalyptic number.

12630746 is a deficient number, since it is larger than the sum of its proper divisors (6315376).

12630746 is an equidigital number, since it uses as much as digits as its factorization.

12630746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6315375.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 12630746 is about 3553.9760832060. The cubic root of 12630746 is about 232.8857956780.

The spelling of 12630746 in words is "twelve million, six hundred thirty thousand, seven hundred forty-six".