13706042 has 16 divisors (see below), whose sum is σ = 23819712. Its totient is φ = 5793120.

The previous prime is 13706027. The next prime is 13706047. The reversal of 13706042 is 24060731.

It is a junction number, because it is equal to n+sod(n) for n = 13705999 and 13706017.

It is not an unprimeable number, because it can be changed into a prime (13706047) 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 in 7 ways as a sum of consecutive naturals, for example, 5684 + ... + 7727.

It is an arithmetic number, because the mean of its divisors is an integer number (1488732).

Almost surely, 2^13706042 is an apocalyptic number.

13706042 is a deficient number, since it is larger than the sum of its proper divisors (10113670).

13706042 is a wasteful number, since it uses less digits than its factorization.

13706042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13493.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 13706042 is about 3702.1672031393. The cubic root of 13706042 is about 239.3154218449.

Adding to 13706042 its reverse (24060731), we get a palindrome (37766773).

The spelling of 13706042 in words is "thirteen million, seven hundred six thousand, forty-two".