3860891 has 8 divisors (see below), whose sum is σ = 3979584. Its totient is φ = 3744000.

The previous prime is 3860869. The next prime is 3860893. The reversal of 3860891 is 1980683.

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 3860891 - 2⁶ = 3860827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3860893) 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, 4766 + ... + 5516.

It is an arithmetic number, because the mean of its divisors is an integer number (497448).

Almost surely, 2^3860891 is an apocalyptic number.

3860891 is a deficient number, since it is larger than the sum of its proper divisors (118693).

3860891 is an equidigital number, since it uses as much as digits as its factorization.

3860891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 3860891 is about 1964.9150108847. The cubic root of 3860891 is about 156.8781696475.

The spelling of 3860891 in words is "three million, eight hundred sixty thousand, eight hundred ninety-one".