768241 has 2 divisors, whose sum is σ = 768242. Its totient is φ = 768240.

The previous prime is 768221. The next prime is 768259. The reversal of 768241 is 142867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 680625 + 87616 = 825^2 + 296^2 .

It is an emirp because it is prime and its reverse (142867) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 768241 - 2⁹ = 767729 is a prime.

It is not a weakly prime, because it can be changed into another prime (768221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384120 + 384121.

It is an arithmetic number, because the mean of its divisors is an integer number (384121).

2⁷⁶⁸²⁴¹ is an apocalyptic number.

It is an amenable number.

768241 is a deficient number, since it is larger than the sum of its proper divisors (1).

768241 is an equidigital number, since it uses as much as digits as its factorization.

768241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 28.

The square root of 768241 is about 876.4935824066. The cubic root of 768241 is about 91.5867174348.

The spelling of 768241 in words is "seven hundred sixty-eight thousand, two hundred forty-one".