14157768 has 32 divisors (see below), whose sum is σ = 35488800. Its totient is φ = 4706688.

The previous prime is 14157749. The next prime is 14157769. The reversal of 14157768 is 86775141.

It is not an unprimeable number, because it can be changed into a prime (14157769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14380 + ... + 15332.

It is an arithmetic number, because the mean of its divisors is an integer number (1109025).

Almost surely, 2^14157768 is an apocalyptic number.

It is an amenable number.

14157768 is an abundant number, since it is smaller than the sum of its proper divisors (21331032).

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

14157768 is a wasteful number, since it uses less digits than its factorization.

14157768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581 (or 1577 counting only the distinct ones).

The product of its digits is 47040, while the sum is 39.

The square root of 14157768 is about 3762.6809591035. The cubic root of 14157768 is about 241.9161879928.

The spelling of 14157768 in words is "fourteen million, one hundred fifty-seven thousand, seven hundred sixty-eight".