13198718 has 16 divisors (see below), whose sum is σ = 21470400. Its totient is φ = 6049056.

The previous prime is 13198699. The next prime is 13198723. The reversal of 13198718 is 81789131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2171 + ... + 5577.

It is an arithmetic number, because the mean of its divisors is an integer number (1341900).

Almost surely, 2^13198718 is an apocalyptic number.

13198718 is a deficient number, since it is larger than the sum of its proper divisors (8271682).

13198718 is a wasteful number, since it uses less digits than its factorization.

13198718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3571.

The product of its digits is 12096, while the sum is 38.

The square root of 13198718 is about 3633.0039911897. The cubic root of 13198718 is about 236.3254988585.

The spelling of 13198718 in words is "thirteen million, one hundred ninety-eight thousand, seven hundred eighteen".