3879867 has 8 divisors (see below), whose sum is σ = 5340160. Its totient is φ = 2503080.

The previous prime is 3879853. The next prime is 3879913. The reversal of 3879867 is 7689783.

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

It is not a de Polignac number, because 3879867 - 2⁴ = 3879851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3879817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20767 + ... + 20952.

It is an arithmetic number, because the mean of its divisors is an integer number (667520).

Almost surely, 2^3879867 is an apocalyptic number.

3879867 is a deficient number, since it is larger than the sum of its proper divisors (1460293).

3879867 is a wasteful number, since it uses less digits than its factorization.

3879867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41753.

The product of its digits is 508032, while the sum is 48.

The square root of 3879867 is about 1969.7377998099. The cubic root of 3879867 is about 157.1347646757.

The spelling of 3879867 in words is "three million, eight hundred seventy-nine thousand, eight hundred sixty-seven".