13698375 has 16 divisors (see below), whose sum is σ = 22794720. Its totient is φ = 7305600.

The previous prime is 13698371. The next prime is 13698389. The reversal of 13698375 is 57389631.

It is not a de Polignac number, because 13698375 - 2² = 13698371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13698371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17890 + ... + 18639.

It is an arithmetic number, because the mean of its divisors is an integer number (1424670).

Almost surely, 2^13698375 is an apocalyptic number.

13698375 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13698375 is a deficient number, since it is larger than the sum of its proper divisors (9096345).

13698375 is an equidigital number, since it uses as much as digits as its factorization.

13698375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36547 (or 36537 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 13698375 is about 3701.1315837187. The cubic root of 13698375 is about 239.2707901034.

The spelling of 13698375 in words is "thirteen million, six hundred ninety-eight thousand, three hundred seventy-five".