671530704 has 40 divisors (see below), whose sum is σ = 1868234592. Its totient is φ = 206624640.

The previous prime is 671530703. The next prime is 671530729. The reversal of 671530704 is 407035176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671530703) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 537462 + ... + 538709.

Almost surely, 2^671530704 is an apocalyptic number.

It is an amenable number.

671530704 is an abundant number, since it is smaller than the sum of its proper divisors (1196703888).

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

671530704 is a wasteful number, since it uses less digits than its factorization.

671530704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076195 (or 1076189 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 671530704 is about 25913.9094696265. The cubic root of 671530704 is about 875.6998825964.

The spelling of 671530704 in words is "six hundred seventy-one million, five hundred thirty thousand, seven hundred four".