2798080858 has 16 divisors (see below), whose sum is σ = 4288296960. Its totient is φ = 1368889200.

The previous prime is 2798080853. The next prime is 2798080861. The reversal of 2798080858 is 8580808972.

It is a junction number, because it is equal to n+sod(n) for n = 2798080799 and 2798080808.

It is not an unprimeable number, because it can be changed into a prime (2798080853) 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, 36738 + ... + 83341.

It is an arithmetic number, because the mean of its divisors is an integer number (268018560).

Almost surely, 2^2798080858 is an apocalyptic number.

2798080858 is a deficient number, since it is larger than the sum of its proper divisors (1490216102).

2798080858 is a wasteful number, since it uses less digits than its factorization.

2798080858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120333.

The product of its (nonzero) digits is 2580480, while the sum is 55.

The square root of 2798080858 is about 52896.8889255313. Note that the first 3 decimals coincide. The cubic root of 2798080858 is about 1409.1376545522.

The spelling of 2798080858 in words is "two billion, seven hundred ninety-eight million, eighty thousand, eight hundred fifty-eight".