768851441 has 2 divisors, whose sum is σ = 768851442. Its totient is φ = 768851440.

The previous prime is 768851437. The next prime is 768851471. The reversal of 768851441 is 144158867.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 712676416 + 56175025 = 26696^2 + 7495^2 .

It is a cyclic number.

It is not a de Polignac number, because 768851441 - 2² = 768851437 is a prime.

It is a super-2 number, since 2×768851441² = 1182265076655552962, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 768851392 and 768851401.

It is not a weakly prime, because it can be changed into another prime (768851471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384425720 + 384425721.

It is an arithmetic number, because the mean of its divisors is an integer number (384425721).

Almost surely, 2^768851441 is an apocalyptic number.

It is an amenable number.

768851441 is a deficient number, since it is larger than the sum of its proper divisors (1).

768851441 is an equidigital number, since it uses as much as digits as its factorization.

768851441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 215040, while the sum is 44.

The square root of 768851441 is about 27728.1705310682. The cubic root of 768851441 is about 916.1096915002.

The spelling of 768851441 in words is "seven hundred sixty-eight million, eight hundred fifty-one thousand, four hundred forty-one".