2698868 has 6 divisors (see below), whose sum is σ = 4723026. Its totient is φ = 1349432.

The previous prime is 2698867. The next prime is 2698921. The reversal of 2698868 is 8688962.

2698868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2696164 + 2704 = 1642^2 + 52^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2698867) 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 as a sum of consecutive naturals, namely, 337355 + ... + 337362.

It is an arithmetic number, because the mean of its divisors is an integer number (787171).

2^2698868 is an apocalyptic number.

It is an amenable number.

2698868 is a deficient number, since it is larger than the sum of its proper divisors (2024158).

2698868 is a wasteful number, since it uses less digits than its factorization.

2698868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674721 (or 674719 counting only the distinct ones).

The product of its digits is 331776, while the sum is 47.

The square root of 2698868 is about 1642.8231797732. The cubic root of 2698868 is about 139.2282019972.

The spelling of 2698868 in words is "two million, six hundred ninety-eight thousand, eight hundred sixty-eight".