2688900241 has 2 divisors, whose sum is σ = 2688900242. Its totient is φ = 2688900240.

The previous prime is 2688900229. The next prime is 2688900257. The reversal of 2688900241 is 1420098862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2675061841 + 13838400 = 51721^2 + 3720^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2688900241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2688900194 and 2688900203.

It is not a weakly prime, because it can be changed into another prime (2688900341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1344450120 + 1344450121.

It is an arithmetic number, because the mean of its divisors is an integer number (1344450121).

Almost surely, 2^2688900241 is an apocalyptic number.

It is an amenable number.

2688900241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2688900241 is an equidigital number, since it uses as much as digits as its factorization.

2688900241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 40.

The square root of 2688900241 is about 51854.6067480991. The cubic root of 2688900241 is about 1390.5658619440.

The spelling of 2688900241 in words is "two billion, six hundred eighty-eight million, nine hundred thousand, two hundred forty-one".