3667855 has 8 divisors (see below), whose sum is σ = 4633200. Its totient is φ = 2779776.

The previous prime is 3667849. The next prime is 3667871. The reversal of 3667855 is 5587663.

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

It is not a de Polignac number, because 3667855 - 2⁵ = 3667823 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19210 + ... + 19399.

It is an arithmetic number, because the mean of its divisors is an integer number (579150).

Almost surely, 2^3667855 is an apocalyptic number.

3667855 is a deficient number, since it is larger than the sum of its proper divisors (965345).

3667855 is a wasteful number, since it uses less digits than its factorization.

3667855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38633.

The product of its digits is 151200, while the sum is 40.

The square root of 3667855 is about 1915.1644837977. The cubic root of 3667855 is about 154.2188236803.

The spelling of 3667855 in words is "three million, six hundred sixty-seven thousand, eight hundred fifty-five".