13698441 has 6 divisors (see below), whose sum is σ = 19786650. Its totient is φ = 9132288.

The previous prime is 13698431. The next prime is 13698457. The reversal of 13698441 is 14489631.

It can be written as a sum of positive squares in only one way, i.e., 13660416 + 38025 = 3696^2 + 195^2 .

It is not a de Polignac number, because 13698441 - 2¹⁷ = 13567369 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13698396 and 13698405.

It is not an unprimeable number, because it can be changed into a prime (13698401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 761016 + ... + 761033.

It is an arithmetic number, because the mean of its divisors is an integer number (3297775).

Almost surely, 2^13698441 is an apocalyptic number.

It is an amenable number.

13698441 is a deficient number, since it is larger than the sum of its proper divisors (6088209).

13698441 is a wasteful number, since it uses less digits than its factorization.

13698441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522055 (or 1522052 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 13698441 is about 3701.1404999000. The cubic root of 13698441 is about 239.2711743788.

The spelling of 13698441 in words is "thirteen million, six hundred ninety-eight thousand, four hundred forty-one".