2798862 has 16 divisors (see below), whose sum is σ = 6106752. Its totient is φ = 848120.

The previous prime is 2798849. The next prime is 2798867. The reversal of 2798862 is 2688972.

It is a happy number.

2798862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2798867) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21138 + ... + 21269.

It is an arithmetic number, because the mean of its divisors is an integer number (381672).

2^2798862 is an apocalyptic number.

2798862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2798862 is an abundant number, since it is smaller than the sum of its proper divisors (3307890).

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

2798862 is a wasteful number, since it uses less digits than its factorization.

2798862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42423.

The product of its digits is 96768, while the sum is 42.

The square root of 2798862 is about 1672.9799759710. The cubic root of 2798862 is about 140.9268772301.

It can be divided in two parts, 27 and 98862, that added together give a palindrome (98889).

The spelling of 2798862 in words is "two million, seven hundred ninety-eight thousand, eight hundred sixty-two".