671703038 has 16 divisors (see below), whose sum is σ = 1029775680. Its totient is φ = 328455456.

The previous prime is 671703013. The next prime is 671703077. The reversal of 671703038 is 830307176.

It is a junction number, because it is equal to n+sod(n) for n = 671702989 and 671703007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 206408 + ... + 209636.

It is an arithmetic number, because the mean of its divisors is an integer number (64360980).

Almost surely, 2^671703038 is an apocalyptic number.

671703038 is a deficient number, since it is larger than the sum of its proper divisors (358072642).

671703038 is a wasteful number, since it uses less digits than its factorization.

671703038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5491.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 671703038 is about 25917.2343817777. The cubic root of 671703038 is about 875.7747860744.

The spelling of 671703038 in words is "six hundred seventy-one million, seven hundred three thousand, thirty-eight".