3865476 has 24 divisors (see below), whose sum is σ = 9130464. Its totient is φ = 1272640.

The previous prime is 3865469. The next prime is 3865481. The reversal of 3865476 is 6745683.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 945 + ... + 2936.

It is an arithmetic number, because the mean of its divisors is an integer number (380436).

Almost surely, 2^3865476 is an apocalyptic number.

It is an amenable number.

3865476 is an abundant number, since it is smaller than the sum of its proper divisors (5264988).

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

3865476 is a wasteful number, since it uses less digits than its factorization.

3865476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3971 (or 3969 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 3865476 is about 1966.0813818355. The cubic root of 3865476 is about 156.9402452899.

The spelling of 3865476 in words is "three million, eight hundred sixty-five thousand, four hundred seventy-six".