2798495806 has 8 divisors (see below), whose sum is σ = 4201907040. Its totient is φ = 1397860128.

The previous prime is 2798495773. The next prime is 2798495831. The reversal of 2798495806 is 6085948972.

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

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 691366 + ... + 695401.

It is an arithmetic number, because the mean of its divisors is an integer number (525238380).

Almost surely, 2^2798495806 is an apocalyptic number.

2798495806 is a deficient number, since it is larger than the sum of its proper divisors (1403411234).

2798495806 is a wasteful number, since it uses less digits than its factorization.

2798495806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387778.

The product of its (nonzero) digits is 8709120, while the sum is 58.

The square root of 2798495806 is about 52900.8110145771. The cubic root of 2798495806 is about 1409.2073082397.

The spelling of 2798495806 in words is "two billion, seven hundred ninety-eight million, four hundred ninety-five thousand, eight hundred six".