14171940 has 72 divisors (see below), whose sum is σ = 44011968. Its totient is φ = 3689280.

The previous prime is 14171939. The next prime is 14171951. The reversal of 14171940 is 4917141.

14171940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6825 + ... + 8655.

Almost surely, 2^14171940 is an apocalyptic number.

14171940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14171940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22005984).

14171940 is an abundant number, since it is smaller than the sum of its proper divisors (29840028).

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

14171940 is a wasteful number, since it uses less digits than its factorization.

14171940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1889 (or 1884 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 14171940 is about 3764.5637197423. The cubic root of 14171940 is about 241.9968808650.

The spelling of 14171940 in words is "fourteen million, one hundred seventy-one thousand, nine hundred forty".