670896767 has 2 divisors, whose sum is σ = 670896768. Its totient is φ = 670896766.

The previous prime is 670896763. The next prime is 670896781. The reversal of 670896767 is 767698076.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670896767 - 2² = 670896763 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 (670896763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335448383 + 335448384.

It is an arithmetic number, because the mean of its divisors is an integer number (335448384).

Almost surely, 2^670896767 is an apocalyptic number.

670896767 is a deficient number, since it is larger than the sum of its proper divisors (1).

670896767 is an equidigital number, since it uses as much as digits as its factorization.

670896767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The square root of 670896767 is about 25901.6749844484. The cubic root of 670896767 is about 875.4242370542.

The spelling of 670896767 in words is "six hundred seventy million, eight hundred ninety-six thousand, seven hundred sixty-seven".