6099591 has 8 divisors (see below), whose sum is σ = 8395264. Its totient is φ = 3935160.

The previous prime is 6099571. The next prime is 6099601. The reversal of 6099591 is 1959906.

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

It is not a de Polignac number, because 6099591 - 2⁵ = 6099559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6099521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32701 + ... + 32886.

It is an arithmetic number, because the mean of its divisors is an integer number (1049408).

Almost surely, 2^6099591 is an apocalyptic number.

6099591 is a deficient number, since it is larger than the sum of its proper divisors (2295673).

6099591 is a wasteful number, since it uses less digits than its factorization.

6099591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65621.

The product of its (nonzero) digits is 21870, while the sum is 39.

The square root of 6099591 is about 2469.7350060280. The cubic root of 6099591 is about 182.7119299421.

It can be divided in two parts, 609959 and 1, that added together give a triangular number (609960 = T₁₁₀₄).

The spelling of 6099591 in words is "six million, ninety-nine thousand, five hundred ninety-one".