7768349 has 2 divisors, whose sum is σ = 7768350. Its totient is φ = 7768348.

The previous prime is 7768333. The next prime is 7768357. The reversal of 7768349 is 9438677.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6340324 + 1428025 = 2518^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 7768349 - 2⁴ = 7768333 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7768379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3884174 + 3884175.

It is an arithmetic number, because the mean of its divisors is an integer number (3884175).

Almost surely, 2^7768349 is an apocalyptic number.

It is an amenable number.

7768349 is a deficient number, since it is larger than the sum of its proper divisors (1).

7768349 is an equidigital number, since it uses as much as digits as its factorization.

7768349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 254016, while the sum is 44.

The square root of 7768349 is about 2787.1758107446. The cubic root of 7768349 is about 198.0506366426.

The spelling of 7768349 in words is "seven million, seven hundred sixty-eight thousand, three hundred forty-nine".