671958862 has 8 divisors (see below), whose sum is σ = 1010235600. Its totient is φ = 335213664.

The previous prime is 671958853. The next prime is 671958899. The reversal of 671958862 is 268859176.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 381787 + ... + 383542.

It is an arithmetic number, because the mean of its divisors is an integer number (126279450).

Almost surely, 2^671958862 is an apocalyptic number.

671958862 is a deficient number, since it is larger than the sum of its proper divisors (338276738).

671958862 is a wasteful number, since it uses less digits than its factorization.

671958862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765770.

The product of its digits is 1451520, while the sum is 52.

The square root of 671958862 is about 25922.1693150863. The cubic root of 671958862 is about 875.8859541348.

The spelling of 671958862 in words is "six hundred seventy-one million, nine hundred fifty-eight thousand, eight hundred sixty-two".