666114 has 16 divisors (see below), whose sum is σ = 1352928. Its totient is φ = 218592.

The previous prime is 666109. The next prime is 666119. The reversal of 666114 is 411666.

It is an interprime number because it is at equal distance from previous prime (666109) and next prime (666119).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 666114.

It is not an unprimeable number, because it can be changed into a prime (666119) 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, 427 + ... + 1230.

It is an arithmetic number, because the mean of its divisors is an integer number (84558).

2⁶⁶⁶¹¹⁴ is an apocalyptic number.

666114 is an abundant number, since it is smaller than the sum of its proper divisors (686814).

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

666114 is a wasteful number, since it uses less digits than its factorization.

666114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729.

The product of its digits is 864, while the sum is 24.

The square root of 666114 is about 816.1580729246. The cubic root of 666114 is about 87.3338998597. Note that the first 3 decimals are identical.

It can be divided in two parts, 666 and 114, that added together give a triangular number (780 = T₃₉).

The spelling of 666114 in words is "six hundred sixty-six thousand, one hundred fourteen".