670047772 has 6 divisors (see below), whose sum is σ = 1172583608. Its totient is φ = 335023884.

The previous prime is 670047769. The next prime is 670047793. The reversal of 670047772 is 277740076.

670047772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83755968 + ... + 83755975.

Almost surely, 2^670047772 is an apocalyptic number.

It is an amenable number.

670047772 is a deficient number, since it is larger than the sum of its proper divisors (502535836).

670047772 is a wasteful number, since it uses less digits than its factorization.

670047772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167511947 (or 167511945 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 40.

The square root of 670047772 is about 25885.2809913279. The cubic root of 670047772 is about 875.0548088661.

The spelling of 670047772 in words is "six hundred seventy million, forty-seven thousand, seven hundred seventy-two".