671210770 has 16 divisors (see below), whose sum is σ = 1210227480. Its totient is φ = 268029184.

The previous prime is 671210767. The next prime is 671210797. The reversal of 671210770 is 77012176.

It can be written as a sum of positive squares in 4 ways, for example, as 544895649 + 126315121 = 23343^2 + 11239^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50665 + ... + 62524.

Almost surely, 2^671210770 is an apocalyptic number.

671210770 is a deficient number, since it is larger than the sum of its proper divisors (539016710).

671210770 is a wasteful number, since it uses less digits than its factorization.

671210770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113789.

The product of its (nonzero) digits is 4116, while the sum is 31.

The square root of 671210770 is about 25907.7357173490. The cubic root of 671210770 is about 875.5607920733.

The spelling of 671210770 in words is "six hundred seventy-one million, two hundred ten thousand, seven hundred seventy".