671717106 has 12 divisors (see below), whose sum is σ = 1455387102. Its totient is φ = 223905696.

The previous prime is 671717099. The next prime is 671717113. The reversal of 671717106 is 601717176.

It is an interprime number because it is at equal distance from previous prime (671717099) and next prime (671717113).

It can be written as a sum of positive squares in only one way, i.e., 658692225 + 13024881 = 25665^2 + 3609^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18658791 + ... + 18658826.

Almost surely, 2^671717106 is an apocalyptic number.

671717106 is an abundant number, since it is smaller than the sum of its proper divisors (783669996).

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

671717106 is a wasteful number, since it uses less digits than its factorization.

671717106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37317625 (or 37317622 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 36.

The square root of 671717106 is about 25917.5057827716. The cubic root of 671717106 is about 875.7809000429.

The spelling of 671717106 in words is "six hundred seventy-one million, seven hundred seventeen thousand, one hundred six".