670704513 has 8 divisors (see below), whose sum is σ = 918442368. Its totient is φ = 435051504.

The previous prime is 670704511. The next prime is 670704533. The reversal of 670704513 is 315407076.

670704513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 670704513 - 2¹ = 670704511 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670704511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3021081 + ... + 3021302.

It is an arithmetic number, because the mean of its divisors is an integer number (114805296).

Almost surely, 2^670704513 is an apocalyptic number.

It is an amenable number.

670704513 is a deficient number, since it is larger than the sum of its proper divisors (247737855).

670704513 is a wasteful number, since it uses less digits than its factorization.

670704513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6042423.

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 670704513 is about 25897.9634913636. The cubic root of 670704513 is about 875.3406077495.

The spelling of 670704513 in words is "six hundred seventy million, seven hundred four thousand, five hundred thirteen".