6199989 has 8 divisors (see below), whose sum is σ = 8286432. Its totient is φ = 4123440.

The previous prime is 6199987. The next prime is 6200003. The reversal of 6199989 is 9899916.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6199989 - 2¹ = 6199987 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6199981) 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, 859 + ... + 3624.

It is an arithmetic number, because the mean of its divisors is an integer number (1035804).

Almost surely, 2^6199989 is an apocalyptic number.

It is an amenable number.

6199989 is a deficient number, since it is larger than the sum of its proper divisors (2086443).

6199989 is a wasteful number, since it uses less digits than its factorization.

6199989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4947.

The product of its digits is 314928, while the sum is 51.

The square root of 6199989 is about 2489.9777107436. The cubic root of 6199989 is about 183.7089463562.

The spelling of 6199989 in words is "six million, one hundred ninety-nine thousand, nine hundred eighty-nine".