3873899 has 4 divisors (see below), whose sum is σ = 3897264. Its totient is φ = 3850536.

The previous prime is 3873893. The next prime is 3873901. The reversal of 3873899 is 9983783.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3873899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3873893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11432 + ... + 11765.

It is an arithmetic number, because the mean of its divisors is an integer number (974316).

Almost surely, 2^3873899 is an apocalyptic number.

3873899 is a deficient number, since it is larger than the sum of its proper divisors (23365).

3873899 is a wasteful number, since it uses less digits than its factorization.

3873899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23364.

The product of its digits is 326592, while the sum is 47.

The square root of 3873899 is about 1968.2222943560. Note that the first 4 decimals coincide. The cubic root of 3873899 is about 157.0541552530.

It can be divided in two parts, 38 and 73899, that added together give a palindrome (73937).

The spelling of 3873899 in words is "three million, eight hundred seventy-three thousand, eight hundred ninety-nine".