670964738 has 16 divisors (see below), whose sum is σ = 1066133664. Its totient is φ = 315604800.

The previous prime is 670964719. The next prime is 670964743. The reversal of 670964738 is 837469076.

670964738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130313 + ... + 135363.

It is an arithmetic number, because the mean of its divisors is an integer number (66633354).

Almost surely, 2^670964738 is an apocalyptic number.

670964738 is a deficient number, since it is larger than the sum of its proper divisors (395168926).

670964738 is a wasteful number, since it uses less digits than its factorization.

670964738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8977.

The product of its (nonzero) digits is 1524096, while the sum is 50.

The square root of 670964738 is about 25902.9870478291. The cubic root of 670964738 is about 875.4538001973.

The spelling of 670964738 in words is "six hundred seventy million, nine hundred sixty-four thousand, seven hundred thirty-eight".