13491698 has 16 divisors (see below), whose sum is σ = 22140000. Its totient is φ = 6115200.

The previous prime is 13491697. The next prime is 13491703. The reversal of 13491698 is 89619431.

It is not an unprimeable number, because it can be changed into a prime (13491697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10178 + ... + 11426.

It is an arithmetic number, because the mean of its divisors is an integer number (1383750).

Almost surely, 2^13491698 is an apocalyptic number.

13491698 is a deficient number, since it is larger than the sum of its proper divisors (8648302).

13491698 is a wasteful number, since it uses less digits than its factorization.

13491698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753.

The product of its digits is 46656, while the sum is 41.

The square root of 13491698 is about 3673.1046813289. The cubic root of 13491698 is about 238.0613381437.

The spelling of 13491698 in words is "thirteen million, four hundred ninety-one thousand, six hundred ninety-eight".