3666327 has 20 divisors (see below), whose sum is σ = 5714040. Its totient is φ = 2090928.

The previous prime is 3666323. The next prime is 3666331. The reversal of 3666327 is 7236663.

It is an interprime number because it is at equal distance from previous prime (3666323) and next prime (3666331).

It is not a de Polignac number, because 3666327 - 2² = 3666323 is a prime.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666323) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6949 + ... + 7457.

It is an arithmetic number, because the mean of its divisors is an integer number (285702).

Almost surely, 2^3666327 is an apocalyptic number.

3666327 is a deficient number, since it is larger than the sum of its proper divisors (2047713).

3666327 is an frugal number, since it uses more digits than its factorization.

3666327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540 (or 519 counting only the distinct ones).

The product of its digits is 27216, while the sum is 33.

The square root of 3666327 is about 1914.7655208928. The cubic root of 3666327 is about 154.1974052497.

It can be divided in two parts, 3666 and 327, that added together give a palindrome (3993).

The spelling of 3666327 in words is "three million, six hundred sixty-six thousand, three hundred twenty-seven".