670099 has 2 divisors, whose sum is σ = 670100. Its totient is φ = 670098.

The previous prime is 670097. The next prime is 670129. The reversal of 670099 is 990076.

670099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 670099 - 2¹ = 670097 is a prime.

Together with 670097, it forms a pair of twin primes.

It is a Chen prime.

670099 is a modest number, since divided by 99 gives 67 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 670099.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 670099.

It is not a weakly prime, because it can be changed into another prime (670097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335049 + 335050.

It is an arithmetic number, because the mean of its divisors is an integer number (335050).

2⁶⁷⁰⁰⁹⁹ is an apocalyptic number.

670099 is a deficient number, since it is larger than the sum of its proper divisors (1).

670099 is an equidigital number, since it uses as much as digits as its factorization.

670099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 31.

The square root of 670099 is about 818.5957488284. The cubic root of 670099 is about 87.5077108851.

The spelling of 670099 in words is "six hundred seventy thousand, ninety-nine".