671900576 has 12 divisors (see below), whose sum is σ = 1322804322. Its totient is φ = 335950272.

The previous prime is 671900569. The next prime is 671900597. The reversal of 671900576 is 675009176.

It can be written as a sum of positive squares in only one way, i.e., 364810000 + 307090576 = 19100^2 + 17524^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10498415 + ... + 10498478.

Almost surely, 2^671900576 is an apocalyptic number.

It is an amenable number.

671900576 is a deficient number, since it is larger than the sum of its proper divisors (650903746).

671900576 is a wasteful number, since it uses less digits than its factorization.

671900576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20996903 (or 20996895 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 671900576 is about 25921.0450406615. The cubic root of 671900576 is about 875.8606284947.

The spelling of 671900576 in words is "six hundred seventy-one million, nine hundred thousand, five hundred seventy-six".