14187966 has 32 divisors (see below), whose sum is σ = 31086720. Its totient is φ = 4290144.

The previous prime is 14187923. The next prime is 14187967. The reversal of 14187966 is 66978141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14187967) 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, 3061 + ... + 6143.

It is an arithmetic number, because the mean of its divisors is an integer number (971460).

Almost surely, 2^14187966 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14187966, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15543360).

14187966 is an abundant number, since it is smaller than the sum of its proper divisors (16898754).

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

14187966 is a wasteful number, since it uses less digits than its factorization.

14187966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3160.

The product of its digits is 72576, while the sum is 42.

The square root of 14187966 is about 3766.6916518345. The cubic root of 14187966 is about 242.0880653008.

The spelling of 14187966 in words is "fourteen million, one hundred eighty-seven thousand, nine hundred sixty-six".