670461992 has 8 divisors (see below), whose sum is σ = 1257116250. Its totient is φ = 335230992.

The previous prime is 670461989. The next prime is 670462043. The reversal of 670461992 is 299164076.

670461992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 670084996 + 376996 = 25886^2 + 614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41903867 + ... + 41903882.

Almost surely, 2^670461992 is an apocalyptic number.

It is an amenable number.

670461992 is a deficient number, since it is larger than the sum of its proper divisors (586654258).

670461992 is a wasteful number, since it uses less digits than its factorization.

670461992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83807755 (or 83807751 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 670461992 is about 25893.2808272725. The cubic root of 670461992 is about 875.2350898114.

The spelling of 670461992 in words is "six hundred seventy million, four hundred sixty-one thousand, nine hundred ninety-two".