3865323 has 32 divisors (see below), whose sum is σ = 6658560. Its totient is φ = 1935360.

The previous prime is 3865321. The next prime is 3865331. The reversal of 3865323 is 3235683.

It is not a de Polignac number, because 3865323 - 2¹ = 3865321 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3865321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6411 + ... + 6987.

It is an arithmetic number, because the mean of its divisors is an integer number (208080).

Almost surely, 2^3865323 is an apocalyptic number.

3865323 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3865323 is a deficient number, since it is larger than the sum of its proper divisors (2793237).

3865323 is a wasteful number, since it uses less digits than its factorization.

3865323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627.

The product of its digits is 12960, while the sum is 30.

The square root of 3865323 is about 1966.0424715657. The cubic root of 3865323 is about 156.9381746372.

The spelling of 3865323 in words is "three million, eight hundred sixty-five thousand, three hundred twenty-three".