2491092597 has 8 divisors (see below), whose sum is σ = 3795950656. Its totient is φ = 1423481472.

The previous prime is 2491092577. The next prime is 2491092607. The reversal of 2491092597 is 7952901942.

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

It is not a de Polignac number, because 2491092597 - 2⁸ = 2491092341 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 (2491092517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59311708 + ... + 59311749.

It is an arithmetic number, because the mean of its divisors is an integer number (474493832).

Almost surely, 2^2491092597 is an apocalyptic number.

It is an amenable number.

2491092597 is a deficient number, since it is larger than the sum of its proper divisors (1304858059).

2491092597 is a wasteful number, since it uses less digits than its factorization.

2491092597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118623467.

The product of its (nonzero) digits is 408240, while the sum is 48.

The square root of 2491092597 is about 49910.8464865103. The cubic root of 2491092597 is about 1355.5949960189.

The spelling of 2491092597 in words is "two billion, four hundred ninety-one million, ninety-two thousand, five hundred ninety-seven".