6665414 has 8 divisors (see below), whose sum is σ = 11426448. Its totient is φ = 2856600.

The previous prime is 6665413. The next prime is 6665437. The reversal of 6665414 is 4145666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6665413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 238037 + ... + 238064.

It is an arithmetic number, because the mean of its divisors is an integer number (1428306).

Almost surely, 2^6665414 is an apocalyptic number.

6665414 is a deficient number, since it is larger than the sum of its proper divisors (4761034).

6665414 is a wasteful number, since it uses less digits than its factorization.

6665414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476110.

The product of its digits is 17280, while the sum is 32.

The square root of 6665414 is about 2581.7463082185. The cubic root of 6665414 is about 188.1954169931.

It can be divided in two parts, 66654 and 14, that multiplied together give a square (933156 = 966²).

The spelling of 6665414 in words is "six million, six hundred sixty-five thousand, four hundred fourteen".