12793198 has 32 divisors (see below), whose sum is σ = 22125312. Its totient is φ = 5491200.

The previous prime is 12793117. The next prime is 12793199. The reversal of 12793198 is 89139721.

It is a self number, because there is not a number n which added to its sum of digits gives 12793198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12793199) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 66190 + ... + 66382.

It is an arithmetic number, because the mean of its divisors is an integer number (691416).

Almost surely, 2^12793198 is an apocalyptic number.

12793198 is a deficient number, since it is larger than the sum of its proper divisors (9332114).

12793198 is a wasteful number, since it uses less digits than its factorization.

12793198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360.

The product of its digits is 27216, while the sum is 40.

The square root of 12793198 is about 3576.7580292774. The cubic root of 12793198 is about 233.8799759471.

The spelling of 12793198 in words is "twelve million, seven hundred ninety-three thousand, one hundred ninety-eight".