2798560 has 24 divisors (see below), whose sum is σ = 6611976. Its totient is φ = 1119360.

The previous prime is 2798539. The next prime is 2798597. The reversal of 2798560 is 658972.

2798560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8586 + ... + 8905.

It is an arithmetic number, because the mean of its divisors is an integer number (275499).

2^2798560 is an apocalyptic number.

2798560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2798560 is an abundant number, since it is smaller than the sum of its proper divisors (3813416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2798560 is a wasteful number, since it uses less digits than its factorization.

2798560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17506 (or 17498 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2798560 is about 1672.8897154326. The cubic root of 2798560 is about 140.9218083309.

The spelling of 2798560 in words is "two million, seven hundred ninety-eight thousand, five hundred sixty".