13713898 has 24 divisors (see below), whose sum is σ = 23006340. Its totient is φ = 6124800.

The previous prime is 13713893. The next prime is 13713899. The reversal of 13713898 is 89831731.

It can be written as a sum of positive squares in 2 ways, for example, as 9018009 + 4695889 = 3003^2 + 2167^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13713898.

It is not an unprimeable number, because it can be changed into a prime (13713893) 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 11 ways as a sum of consecutive naturals, for example, 14298 + ... + 15226.

Almost surely, 2^13713898 is an apocalyptic number.

13713898 is a deficient number, since it is larger than the sum of its proper divisors (9292442).

13713898 is a wasteful number, since it uses less digits than its factorization.

13713898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014 (or 1003 counting only the distinct ones).

The product of its digits is 36288, while the sum is 40.

The square root of 13713898 is about 3703.2280513087. The cubic root of 13713898 is about 239.3611365467.

The spelling of 13713898 in words is "thirteen million, seven hundred thirteen thousand, eight hundred ninety-eight".