3876905 has 8 divisors (see below), whose sum is σ = 4681152. Its totient is φ = 3082288.

The previous prime is 3876881. The next prime is 3876907. The reversal of 3876905 is 5096783.

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

It is a cyclic number.

It is not a de Polignac number, because 3876905 - 2¹⁶ = 3811369 is a prime.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3876907) 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, 1487 + ... + 3156.

It is an arithmetic number, because the mean of its divisors is an integer number (585144).

Almost surely, 2^3876905 is an apocalyptic number.

It is an amenable number.

3876905 is a deficient number, since it is larger than the sum of its proper divisors (804247).

3876905 is a wasteful number, since it uses less digits than its factorization.

3876905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4815.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 3876905 is about 1968.9857795322. The cubic root of 3876905 is about 157.0947674572.

The spelling of 3876905 in words is "three million, eight hundred seventy-six thousand, nine hundred five".