671029732 has 6 divisors (see below), whose sum is σ = 1174302038. Its totient is φ = 335514864.

The previous prime is 671029717. The next prime is 671029741. The reversal of 671029732 is 237920176.

It can be written as a sum of positive squares in only one way, i.e., 582932736 + 88096996 = 24144^2 + 9386^2 .

It is a junction number, because it is equal to n+sod(n) for n = 671029691 and 671029700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83878713 + ... + 83878720.

Almost surely, 2^671029732 is an apocalyptic number.

It is an amenable number.

671029732 is a deficient number, since it is larger than the sum of its proper divisors (503272306).

671029732 is a wasteful number, since it uses less digits than its factorization.

671029732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167757437 (or 167757435 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 37.

The square root of 671029732 is about 25904.2415831848. The cubic root of 671029732 is about 875.4820666640.

The spelling of 671029732 in words is "six hundred seventy-one million, twenty-nine thousand, seven hundred thirty-two".