13198916 has 12 divisors (see below), whose sum is σ = 23589888. Its totient is φ = 6458952.

The previous prime is 13198907. The next prime is 13198921. The reversal of 13198916 is 61989131.

It is a super-2 number, since 2×13198916² = 348422767150112, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 13198916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34916 + ... + 35291.

It is an arithmetic number, because the mean of its divisors is an integer number (1965824).

Almost surely, 2^13198916 is an apocalyptic number.

It is an amenable number.

13198916 is a deficient number, since it is larger than the sum of its proper divisors (10390972).

13198916 is a wasteful number, since it uses less digits than its factorization.

13198916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70258 (or 70256 counting only the distinct ones).

The product of its digits is 11664, while the sum is 38.

The square root of 13198916 is about 3633.0312412640. The cubic root of 13198916 is about 236.3266805948.

The spelling of 13198916 in words is "thirteen million, one hundred ninety-eight thousand, nine hundred sixteen".