2491595 has 8 divisors (see below), whose sum is σ = 3006720. Its totient is φ = 1982080.

The previous prime is 2491589. The next prime is 2491607. The reversal of 2491595 is 5951942.

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

It is not a de Polignac number, because 2491595 - 2⁸ = 2491339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350 + ... + 2259.

It is an arithmetic number, because the mean of its divisors is an integer number (375840).

2^2491595 is an apocalyptic number.

2491595 is a deficient number, since it is larger than the sum of its proper divisors (515125).

2491595 is a wasteful number, since it uses less digits than its factorization.

2491595 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805.

The product of its digits is 16200, while the sum is 35.

The square root of 2491595 is about 1578.4786979874. The cubic root of 2491595 is about 135.5686121925.

It can be divided in two parts, 24 and 91595, that added together give a palindrome (91619).

The spelling of 2491595 in words is "two million, four hundred ninety-one thousand, five hundred ninety-five".