2688701 has 2 divisors, whose sum is σ = 2688702. Its totient is φ = 2688700.

The previous prime is 2688667. The next prime is 2688731. The reversal of 2688701 is 1078862.

2688701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1876900 + 811801 = 1370^2 + 901^2 .

It is a cyclic number.

It is not a de Polignac number, because 2688701 - 2¹⁰ = 2687677 is a prime.

It is a super-2 number, since 2×2688701² = 14458226134802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2688731) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344350 + 1344351.

It is an arithmetic number, because the mean of its divisors is an integer number (1344351).

2^2688701 is an apocalyptic number.

It is an amenable number.

2688701 is a deficient number, since it is larger than the sum of its proper divisors (1).

2688701 is an equidigital number, since it uses as much as digits as its factorization.

2688701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 2688701 is about 1639.7258917270. The cubic root of 2688701 is about 139.0531515241.

The spelling of 2688701 in words is "two million, six hundred eighty-eight thousand, seven hundred one".