3858965 has 8 divisors (see below), whose sum is σ = 5051808. Its totient is φ = 2806480.

The previous prime is 3858947. The next prime is 3858971. The reversal of 3858965 is 5698583.

3858965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3858965 - 2⁶ = 3858901 is a prime.

It is a super-2 number, since 2×3858965² = 29783221742450, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35027 + ... + 35136.

It is an arithmetic number, because the mean of its divisors is an integer number (631476).

Almost surely, 2^3858965 is an apocalyptic number.

It is an amenable number.

3858965 is a deficient number, since it is larger than the sum of its proper divisors (1192843).

3858965 is a wasteful number, since it uses less digits than its factorization.

3858965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70179.

The product of its digits is 259200, while the sum is 44.

The square root of 3858965 is about 1964.4248522150. The cubic root of 3858965 is about 156.8520791578.

The spelling of 3858965 in words is "three million, eight hundred fifty-eight thousand, nine hundred sixty-five".