3851878 has 8 divisors (see below), whose sum is σ = 5793840. Its totient is φ = 1920600.

The previous prime is 3851873. The next prime is 3851899. The reversal of 3851878 is 8781583.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3851878.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3851873) 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, 1698 + ... + 3253.

It is an arithmetic number, because the mean of its divisors is an integer number (724230).

Almost surely, 2^3851878 is an apocalyptic number.

3851878 is a deficient number, since it is larger than the sum of its proper divisors (1941962).

3851878 is a wasteful number, since it uses less digits than its factorization.

3851878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5342.

The product of its digits is 53760, while the sum is 40.

The square root of 3851878 is about 1962.6201874025. The cubic root of 3851878 is about 156.7560005571.

The spelling of 3851878 in words is "three million, eight hundred fifty-one thousand, eight hundred seventy-eight".