3668217 has 16 divisors (see below), whose sum is σ = 5741952. Its totient is φ = 2039040.

The previous prime is 3668213. The next prime is 3668221. The reversal of 3668217 is 7128663.

It is an interprime number because it is at equal distance from previous prime (3668213) and next prime (3668221).

It is not a de Polignac number, because 3668217 - 2² = 3668213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3668213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1584 + ... + 3137.

It is an arithmetic number, because the mean of its divisors is an integer number (358872).

Almost surely, 2^3668217 is an apocalyptic number.

3668217 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

3668217 is a deficient number, since it is larger than the sum of its proper divisors (2073735).

3668217 is a wasteful number, since it uses less digits than its factorization.

3668217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4768.

The product of its digits is 12096, while the sum is 33.

The square root of 3668217 is about 1915.2589903196. The cubic root of 3668217 is about 154.2238970704.

The spelling of 3668217 in words is "three million, six hundred sixty-eight thousand, two hundred seventeen".