3860870 has 32 divisors (see below), whose sum is σ = 7928928. Its totient is φ = 1340928.

The previous prime is 3860869. The next prime is 3860893. The reversal of 3860870 is 780683.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1337 + ... + 3083.

It is an arithmetic number, because the mean of its divisors is an integer number (247779).

Almost surely, 2^3860870 is an apocalyptic number.

3860870 is an abundant number, since it is smaller than the sum of its proper divisors (4068058).

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

3860870 is a wasteful number, since it uses less digits than its factorization.

3860870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 3860870 is about 1964.9096671349. The cubic root of 3860870 is about 156.8778852186.

The spelling of 3860870 in words is "three million, eight hundred sixty thousand, eight hundred seventy".