3858899 has 4 divisors (see below), whose sum is σ = 4209720. Its totient is φ = 3508080.

The previous prime is 3858889. The next prime is 3858901. The reversal of 3858899 is 9988583.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9988583 = 11 ⋅908053.

It is a cyclic number.

It is not a de Polignac number, because 3858899 - 2²⁰ = 2810323 is a prime.

It is a super-2 number, since 2×3858899² = 29782202984402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3858839) 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, 175394 + ... + 175415.

It is an arithmetic number, because the mean of its divisors is an integer number (1052430).

Almost surely, 2^3858899 is an apocalyptic number.

3858899 is a deficient number, since it is larger than the sum of its proper divisors (350821).

3858899 is a wasteful number, since it uses less digits than its factorization.

3858899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350820.

The product of its digits is 622080, while the sum is 50.

The square root of 3858899 is about 1964.4080533331. The cubic root of 3858899 is about 156.8511849374.

The spelling of 3858899 in words is "three million, eight hundred fifty-eight thousand, eight hundred ninety-nine".