13766042 has 8 divisors (see below), whose sum is σ = 20715156. Its totient is φ = 6860992.

The previous prime is 13766041. The next prime is 13766059. The reversal of 13766042 is 24066731.

It can be written as a sum of positive squares in 2 ways, for example, as 11689561 + 2076481 = 3419^2 + 1441^2 .

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 = 13765996 and 13766014.

It is not an unprimeable number, because it can be changed into a prime (13766041) 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 3 ways as a sum of consecutive naturals, for example, 10223 + ... + 11490.

Almost surely, 2^13766042 is an apocalyptic number.

13766042 is a deficient number, since it is larger than the sum of its proper divisors (6949114).

13766042 is a wasteful number, since it uses less digits than its factorization.

13766042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22032.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 13766042 is about 3710.2617158362. The cubic root of 13766042 is about 239.6641250768.

The spelling of 13766042 in words is "thirteen million, seven hundred sixty-six thousand, forty-two".