13929434 has 8 divisors (see below), whose sum is σ = 21206208. Its totient is φ = 6860700.

The previous prime is 13929431. The next prime is 13929449. The reversal of 13929434 is 43492931.

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

It is a junction number, because it is equal to n+sod(n) for n = 13929394 and 13929403.

It is not an unprimeable number, because it can be changed into a prime (13929431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51842 + ... + 52109.

It is an arithmetic number, because the mean of its divisors is an integer number (2650776).

Almost surely, 2^13929434 is an apocalyptic number.

13929434 is a deficient number, since it is larger than the sum of its proper divisors (7276774).

13929434 is a wasteful number, since it uses less digits than its factorization.

13929434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104020.

The product of its digits is 23328, while the sum is 35.

The square root of 13929434 is about 3732.2156958032. The cubic root of 13929434 is about 240.6086058207.

The spelling of 13929434 in words is "thirteen million, nine hundred twenty-nine thousand, four hundred thirty-four".