13694429 has 8 divisors (see below), whose sum is σ = 15720960. Its totient is φ = 11685456.

The previous prime is 13694423. The next prime is 13694449. The reversal of 13694429 is 92449631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13694429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13694392 and 13694401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13694423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2669 + ... + 5874.

It is an arithmetic number, because the mean of its divisors is an integer number (1965120).

Almost surely, 2^13694429 is an apocalyptic number.

It is an amenable number.

13694429 is a deficient number, since it is larger than the sum of its proper divisors (2026531).

13694429 is an equidigital number, since it uses as much as digits as its factorization.

13694429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8779.

The product of its digits is 46656, while the sum is 38.

The square root of 13694429 is about 3700.5984651134. The cubic root of 13694429 is about 239.2478128473.

The spelling of 13694429 in words is "thirteen million, six hundred ninety-four thousand, four hundred twenty-nine".