2786798 has 16 divisors (see below), whose sum is σ = 4850304. Its totient is φ = 1176120.

The previous prime is 2786789. The next prime is 2786809. The reversal of 2786798 is 8976872.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 548 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (303144).

2^2786798 is an apocalyptic number.

2786798 is a deficient number, since it is larger than the sum of its proper divisors (2063506).

2786798 is a wasteful number, since it uses less digits than its factorization.

2786798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3047.

The product of its digits is 338688, while the sum is 47.

The square root of 2786798 is about 1669.3705400539. The cubic root of 2786798 is about 140.7241054806.

The spelling of 2786798 in words is "two million, seven hundred eighty-six thousand, seven hundred ninety-eight".