14139894 has 32 divisors (see below), whose sum is σ = 29905920. Its totient is φ = 4447872.

The previous prime is 14139893. The next prime is 14139911. The reversal of 14139894 is 49893141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14139893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10254 + ... + 11550.

It is an arithmetic number, because the mean of its divisors is an integer number (934560).

Almost surely, 2^14139894 is an apocalyptic number.

14139894 is an abundant number, since it is smaller than the sum of its proper divisors (15766026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14139894 is a wasteful number, since it uses less digits than its factorization.

14139894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1404.

The product of its digits is 31104, while the sum is 39.

The square root of 14139894 is about 3760.3050408178. The cubic root of 14139894 is about 241.8143397615.

The spelling of 14139894 in words is "fourteen million, one hundred thirty-nine thousand, eight hundred ninety-four".