3867155 has 8 divisors (see below), whose sum is σ = 4719600. Its totient is φ = 3041056.

The previous prime is 3867137. The next prime is 3867163. The reversal of 3867155 is 5517683.

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

It is a cyclic number.

It is not a de Polignac number, because 3867155 - 2⁶ = 3867091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6260 + ... + 6849.

It is an arithmetic number, because the mean of its divisors is an integer number (589950).

Almost surely, 2^3867155 is an apocalyptic number.

3867155 is a deficient number, since it is larger than the sum of its proper divisors (852445).

3867155 is a wasteful number, since it uses less digits than its factorization.

3867155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13173.

The product of its digits is 25200, while the sum is 35.

The square root of 3867155 is about 1966.5083269592. The cubic root of 3867155 is about 156.9629647453.

The spelling of 3867155 in words is "three million, eight hundred sixty-seven thousand, one hundred fifty-five".