2591704606 has 4 divisors (see below), whose sum is σ = 3887556912. Its totient is φ = 1295852302.

The previous prime is 2591704571. The next prime is 2591704637. The reversal of 2591704606 is 6064071952.

2591704606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647926150 + ... + 647926153.

It is an arithmetic number, because the mean of its divisors is an integer number (971889228).

Almost surely, 2^2591704606 is an apocalyptic number.

2591704606 is a deficient number, since it is larger than the sum of its proper divisors (1295852306).

2591704606 is a wasteful number, since it uses less digits than its factorization.

2591704606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295852305.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2591704606 is about 50908.7871197105. The cubic root of 2591704606 is about 1373.6049067175.

The spelling of 2591704606 in words is "two billion, five hundred ninety-one million, seven hundred four thousand, six hundred six".