3867899 has 8 divisors (see below), whose sum is σ = 4528608. Its totient is φ = 3234240.

The previous prime is 3867889. The next prime is 3867911. The reversal of 3867899 is 9987683.

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 3867899 - 2¹² = 3863803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3867859) 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 7 ways as a sum of consecutive naturals, for example, 6452 + ... + 7025.

It is an arithmetic number, because the mean of its divisors is an integer number (566076).

Almost surely, 2^3867899 is an apocalyptic number.

3867899 is a deficient number, since it is larger than the sum of its proper divisors (660709).

3867899 is a wasteful number, since it uses less digits than its factorization.

3867899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13525.

The product of its digits is 653184, while the sum is 50.

The square root of 3867899 is about 1966.6974856342. The cubic root of 3867899 is about 156.9730301084.

The spelling of 3867899 in words is "three million, eight hundred sixty-seven thousand, eight hundred ninety-nine".