13689498 has 32 divisors (see below), whose sum is σ = 28158912. Its totient is φ = 4435200.

The previous prime is 13689461. The next prime is 13689499. The reversal of 13689498 is 89498631.

It is a super-3 number, since 3×13689498³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13689499) 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 15 ways as a sum of consecutive naturals, for example, 41193 + ... + 41523.

It is an arithmetic number, because the mean of its divisors is an integer number (879966).

Almost surely, 2^13689498 is an apocalyptic number.

13689498 is an abundant number, since it is smaller than the sum of its proper divisors (14469414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13689498 is a wasteful number, since it uses less digits than its factorization.

13689498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510.

The product of its digits is 373248, while the sum is 48.

The square root of 13689498 is about 3699.9321615403. The cubic root of 13689498 is about 239.2190938066.

The spelling of 13689498 in words is "thirteen million, six hundred eighty-nine thousand, four hundred ninety-eight".