3865484 has 12 divisors (see below), whose sum is σ = 7731024. Its totient is φ = 1656624.

The previous prime is 3865481. The next prime is 3865513. The reversal of 3865484 is 4845683.

It is a happy number.

3865484 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3865481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68999 + ... + 69054.

It is an arithmetic number, because the mean of its divisors is an integer number (644252).

Almost surely, 2^3865484 is an apocalyptic number.

It is an amenable number.

3865484 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3865484 is a wasteful number, since it uses less digits than its factorization.

3865484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138064 (or 138062 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 3865484 is about 1966.0834163382. The cubic root of 3865484 is about 156.9403535578.

The spelling of 3865484 in words is "three million, eight hundred sixty-five thousand, four hundred eighty-four".