768671 has 2 divisors, whose sum is σ = 768672. Its totient is φ = 768670.

The previous prime is 768653. The next prime is 768727. The reversal of 768671 is 176867.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 768671 - 2¹⁰ = 767647 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 (768631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384335 + 384336.

It is an arithmetic number, because the mean of its divisors is an integer number (384336).

2⁷⁶⁸⁶⁷¹ is an apocalyptic number.

768671 is a deficient number, since it is larger than the sum of its proper divisors (1).

768671 is an equidigital number, since it uses as much as digits as its factorization.

768671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 35.

The square root of 768671 is about 876.7388436701. The cubic root of 768671 is about 91.6038018928.

The spelling of 768671 in words is "seven hundred sixty-eight thousand, six hundred seventy-one".