14166540 has 72 divisors (see below), whose sum is σ = 43291248. Its totient is φ = 3749760.

The previous prime is 14166527. The next prime is 14166541. The reversal of 14166540 is 4566141.

14166540 is a `hidden beast` number, since 1 + 4 + 1 + 6 + 654 + 0 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (14166541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37794 + ... + 38166.

Almost surely, 2^14166540 is an apocalyptic number.

14166540 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 14166540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21645624).

14166540 is an abundant number, since it is smaller than the sum of its proper divisors (29124708).

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

14166540 is a wasteful number, since it uses less digits than its factorization.

14166540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 14166540 is about 3763.8464368250. The cubic root of 14166540 is about 241.9661405625.

It can be divided in two parts, 14166 and 540, that added together give a triangular number (14706 = T₁₇₁).

The spelling of 14166540 in words is "fourteen million, one hundred sixty-six thousand, five hundred forty".