2091795086 has 8 divisors (see below), whose sum is σ = 3190874040. Its totient is φ = 1028170408.

The previous prime is 2091795077. The next prime is 2091795089. The reversal of 2091795086 is 6805971902.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2091795086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2091795089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8863421 + ... + 8863656.

It is an arithmetic number, because the mean of its divisors is an integer number (398859255).

Almost surely, 2^2091795086 is an apocalyptic number.

2091795086 is a deficient number, since it is larger than the sum of its proper divisors (1099078954).

2091795086 is a wasteful number, since it uses less digits than its factorization.

2091795086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17727138.

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 2091795086 is about 45736.1463833585. The cubic root of 2091795086 is about 1278.9092037610.

The spelling of 2091795086 in words is "two billion, ninety-one million, seven hundred ninety-five thousand, eighty-six".