14147994 has 16 divisors (see below), whose sum is σ = 32338368. Its totient is φ = 4042272.

The previous prime is 14147983. The next prime is 14147999. The reversal of 14147994 is 49974141.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14147999) 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, 168387 + ... + 168470.

It is an arithmetic number, because the mean of its divisors is an integer number (2021148).

Almost surely, 2^14147994 is an apocalyptic number.

14147994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14147994 is an abundant number, since it is smaller than the sum of its proper divisors (18190374).

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

14147994 is a wasteful number, since it uses less digits than its factorization.

14147994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336869.

The product of its digits is 36288, while the sum is 39.

The square root of 14147994 is about 3761.3819268987. The cubic root of 14147994 is about 241.8605051774.

The spelling of 14147994 in words is "fourteen million, one hundred forty-seven thousand, nine hundred ninety-four".