13400698 has 8 divisors (see below), whose sum is σ = 20116692. Its totient is φ = 6695136.

The previous prime is 13400693. The next prime is 13400707. The reversal of 13400698 is 89600431.

It can be written as a sum of positive squares in 2 ways, for example, as 11744329 + 1656369 = 3427^2 + 1287^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (13400693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3136 + ... + 6052.

Almost surely, 2^13400698 is an apocalyptic number.

13400698 is a deficient number, since it is larger than the sum of its proper divisors (6715994).

13400698 is a wasteful number, since it uses less digits than its factorization.

13400698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5216.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 13400698 is about 3660.6963818378. The cubic root of 13400698 is about 237.5248978515.

The spelling of 13400698 in words is "thirteen million, four hundred thousand, six hundred ninety-eight".