671198204 has 12 divisors (see below), whose sum is σ = 1206342984. Its totient is φ = 326528784.

The previous prime is 671198197. The next prime is 671198251. The reversal of 671198204 is 402891176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2267414 + ... + 2267709.

It is an arithmetic number, because the mean of its divisors is an integer number (100528582).

Almost surely, 2^671198204 is an apocalyptic number.

It is an amenable number.

671198204 is a deficient number, since it is larger than the sum of its proper divisors (535144780).

671198204 is a wasteful number, since it uses less digits than its factorization.

671198204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4535164 (or 4535162 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 38.

The square root of 671198204 is about 25907.4932017747. The cubic root of 671198204 is about 875.5553281335. Note that the first 3 decimals are identical.

The spelling of 671198204 in words is "six hundred seventy-one million, one hundred ninety-eight thousand, two hundred four".