13742866 has 16 divisors (see below), whose sum is σ = 20995200. Its totient is φ = 6745840.

The previous prime is 13742849. The next prime is 13742887. The reversal of 13742866 is 66824731.

It is an unprimeable number.

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, 31671 + ... + 32101.

It is an arithmetic number, because the mean of its divisors is an integer number (1312200).

Almost surely, 2^13742866 is an apocalyptic number.

13742866 is a deficient number, since it is larger than the sum of its proper divisors (7252334).

13742866 is a wasteful number, since it uses less digits than its factorization.

13742866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689.

The product of its digits is 48384, while the sum is 37.

The square root of 13742866 is about 3707.1371703782. The cubic root of 13742866 is about 239.5295529712.

The spelling of 13742866 in words is "thirteen million, seven hundred forty-two thousand, eight hundred sixty-six".