6040091 has 4 divisors (see below), whose sum is σ = 6248400. Its totient is φ = 5831784.

The previous prime is 6040063. The next prime is 6040109. The reversal of 6040091 is 1900406.

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

It is not a de Polignac number, because 6040091 - 2¹⁰ = 6039067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6040061) 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 3 ways as a sum of consecutive naturals, for example, 104111 + ... + 104168.

It is an arithmetic number, because the mean of its divisors is an integer number (1562100).

Almost surely, 2^6040091 is an apocalyptic number.

6040091 is a deficient number, since it is larger than the sum of its proper divisors (208309).

6040091 is a wasteful number, since it uses less digits than its factorization.

6040091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208308.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 6040091 is about 2457.6596591066. The cubic root of 6040091 is about 182.1158844151.

Adding to 6040091 its reverse (1900406), we get a palindrome (7940497).

The spelling of 6040091 in words is "six million, forty thousand, ninety-one".