13694998 has 4 divisors (see below), whose sum is σ = 20542500. Its totient is φ = 6847498.

The previous prime is 13694971. The next prime is 13694999. The reversal of 13694998 is 89949631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89949631 = 31 ⋅2901601.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13694999) 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 as a sum of consecutive naturals, namely, 3423748 + ... + 3423751.

It is an arithmetic number, because the mean of its divisors is an integer number (5135625).

Almost surely, 2^13694998 is an apocalyptic number.

13694998 is a deficient number, since it is larger than the sum of its proper divisors (6847502).

13694998 is an equidigital number, since it uses as much as digits as its factorization.

13694998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6847501.

The product of its digits is 419904, while the sum is 49.

The square root of 13694998 is about 3700.6753437717. The cubic root of 13694998 is about 239.2511263631.

The spelling of 13694998 in words is "thirteen million, six hundred ninety-four thousand, nine hundred ninety-eight".