3878086 has 8 divisors (see below), whose sum is σ = 5882760. Its totient is φ = 1917168.

The previous prime is 3878051. The next prime is 3878093. The reversal of 3878086 is 6808783.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10716 + ... + 11071.

It is an arithmetic number, because the mean of its divisors is an integer number (735345).

Almost surely, 2^3878086 is an apocalyptic number.

3878086 is a deficient number, since it is larger than the sum of its proper divisors (2004674).

3878086 is a wasteful number, since it uses less digits than its factorization.

3878086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21878.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 3878086 is about 1969.2856572879. The cubic root of 3878086 is about 157.1107174727.

The spelling of 3878086 in words is "three million, eight hundred seventy-eight thousand, eighty-six".