14685678 has 32 divisors (see below), whose sum is σ = 37297920. Its totient is φ = 4195800.

The previous prime is 14685677. The next prime is 14685691. The reversal of 14685678 is 87658641.

It is a happy number.

14685678 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14685673) 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, 19048 + ... + 19803.

It is an arithmetic number, because the mean of its divisors is an integer number (1165560).

Almost surely, 2^14685678 is an apocalyptic number.

14685678 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14685678 is an abundant number, since it is smaller than the sum of its proper divisors (22612242).

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

14685678 is a wasteful number, since it uses less digits than its factorization.

14685678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38869 (or 38863 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 14685678 is about 3832.1897134667. The cubic root of 14685678 is about 244.8864002019.

The spelling of 14685678 in words is "fourteen million, six hundred eighty-five thousand, six hundred seventy-eight".