3831165 has 64 divisors (see below), whose sum is σ = 7660800. Its totient is φ = 1804032.

The previous prime is 3831131. The next prime is 3831167. The reversal of 3831165 is 5611383.

3831165 = 66² + 67² + ... + 227².

It is not a de Polignac number, because 3831165 - 2⁶ = 3831101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3831167) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 64906 + ... + 64964.

It is an arithmetic number, because the mean of its divisors is an integer number (119700).

Almost surely, 2^3831165 is an apocalyptic number.

It is an amenable number.

3831165 is a deficient number, since it is larger than the sum of its proper divisors (3829635).

3831165 is a wasteful number, since it uses less digits than its factorization.

3831165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 117 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 3831165 is about 1957.3362000433. The cubic root of 3831165 is about 156.4745167025.

The spelling of 3831165 in words is "three million, eight hundred thirty-one thousand, one hundred sixty-five".