3860999 has 4 divisors (see below), whose sum is σ = 3867336. Its totient is φ = 3854664.

The previous prime is 3860993. The next prime is 3861007. The reversal of 3860999 is 9990683.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3860999 - 2¹² = 3856903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3860993) 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, 2144 + ... + 3509.

It is an arithmetic number, because the mean of its divisors is an integer number (966834).

Almost surely, 2^3860999 is an apocalyptic number.

3860999 is a deficient number, since it is larger than the sum of its proper divisors (6337).

3860999 is an equidigital number, since it uses as much as digits as its factorization.

3860999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6336.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 3860999 is about 1964.9424927972. The cubic root of 3860999 is about 156.8796324087.

The spelling of 3860999 in words is "three million, eight hundred sixty thousand, nine hundred ninety-nine".