3865233 has 16 divisors (see below), whose sum is σ = 5345280. Its totient is φ = 2482896.

The previous prime is 3865231. The next prime is 3865243. The reversal of 3865233 is 3325683.

It is not a de Polignac number, because 3865233 - 2¹ = 3865231 is a prime.

It is a super-2 number, since 2×3865233² = 29880052288578, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3865233.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3865231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10966 + ... + 11312.

It is an arithmetic number, because the mean of its divisors is an integer number (334080).

Almost surely, 2^3865233 is an apocalyptic number.

It is an amenable number.

3865233 is a deficient number, since it is larger than the sum of its proper divisors (1480047).

3865233 is a wasteful number, since it uses less digits than its factorization.

3865233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476.

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

The square root of 3865233 is about 1966.0195828119. The cubic root of 3865233 is about 156.9369565807.

The spelling of 3865233 in words is "three million, eight hundred sixty-five thousand, two hundred thirty-three".