670122198 has 24 divisors (see below), whose sum is σ = 1501999200. Its totient is φ = 215671344.

The previous prime is 670122179. The next prime is 670122199. The reversal of 670122198 is 891221076.

670122198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670122199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 641358 + ... + 642401.

It is an arithmetic number, because the mean of its divisors is an integer number (62583300).

Almost surely, 2^670122198 is an apocalyptic number.

670122198 is an abundant number, since it is smaller than the sum of its proper divisors (831877002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670122198 is a wasteful number, since it uses less digits than its factorization.

670122198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1283796 (or 1283793 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 670122198 is about 25886.7185637732. The cubic root of 670122198 is about 875.0872067640.

The spelling of 670122198 in words is "six hundred seventy million, one hundred twenty-two thousand, one hundred ninety-eight".