671898232 has 16 divisors (see below), whose sum is σ = 1260100800. Its totient is φ = 335871360.

The previous prime is 671898223. The next prime is 671898233. The reversal of 671898232 is 232898176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671898233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45369 + ... + 58327.

It is an arithmetic number, because the mean of its divisors is an integer number (78756300).

Almost surely, 2^671898232 is an apocalyptic number.

It is an amenable number.

671898232 is a deficient number, since it is larger than the sum of its proper divisors (588202568).

671898232 is a wasteful number, since it uses less digits than its factorization.

671898232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19446 (or 19442 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The square root of 671898232 is about 25920.9998263956. Note that the first 3 decimals coincide. The cubic root of 671898232 is about 875.8596099811.

The spelling of 671898232 in words is "six hundred seventy-one million, eight hundred ninety-eight thousand, two hundred thirty-two".