12630798 has 12 divisors (see below), whose sum is σ = 27366768. Its totient is φ = 4210260.

The previous prime is 12630769. The next prime is 12630799. The reversal of 12630798 is 89703621.

12630798 is a `hidden beast` number, since 12 + 630 + 7 + 9 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12630799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 350838 + ... + 350873.

It is an arithmetic number, because the mean of its divisors is an integer number (2280564).

Almost surely, 2^12630798 is an apocalyptic number.

12630798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12630798 is an abundant number, since it is smaller than the sum of its proper divisors (14735970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12630798 is a wasteful number, since it uses less digits than its factorization.

12630798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701719 (or 701716 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 12630798 is about 3553.9833989483. The cubic root of 12630798 is about 232.8861152697.

The spelling of 12630798 in words is "twelve million, six hundred thirty thousand, seven hundred ninety-eight".