3915165 has 8 divisors (see below), whose sum is σ = 6264288. Its totient is φ = 2088080.

The previous prime is 3915157. The next prime is 3915167. The reversal of 3915165 is 5615193.

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

It is not a de Polignac number, because 3915165 - 2³ = 3915157 is a prime.

3915165 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3915167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130491 + ... + 130520.

It is an arithmetic number, because the mean of its divisors is an integer number (783036).

Almost surely, 2^3915165 is an apocalyptic number.

It is an amenable number.

3915165 is a deficient number, since it is larger than the sum of its proper divisors (2349123).

3915165 is a wasteful number, since it uses less digits than its factorization.

3915165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261019.

The product of its digits is 4050, while the sum is 30.

The square root of 3915165 is about 1978.6775886940. The cubic root of 3915165 is about 157.6098502995.

The spelling of 3915165 in words is "three million, nine hundred fifteen thousand, one hundred sixty-five".