6081899 has 4 divisors (see below), whose sum is σ = 6230280. Its totient is φ = 5933520.

The previous prime is 6081893. The next prime is 6081961. The reversal of 6081899 is 9981806.

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

It is a de Polignac number, because none of the positive numbers 2^k-6081899 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41), and also a Moran number because the ratio is a prime number: 148339 = 6081899 / (6 + 0 + 8 + 1 + 8 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6081893) 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, 74129 + ... + 74210.

It is an arithmetic number, because the mean of its divisors is an integer number (1557570).

Almost surely, 2^6081899 is an apocalyptic number.

6081899 is a deficient number, since it is larger than the sum of its proper divisors (148381).

6081899 is a wasteful number, since it uses less digits than its factorization.

6081899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148380.

The product of its (nonzero) digits is 31104, while the sum is 41.

The square root of 6081899 is about 2466.1506442227. The cubic root of 6081899 is about 182.5351055254.

The spelling of 6081899 in words is "six million, eighty-one thousand, eight hundred ninety-nine".