670164585 has 8 divisors (see below), whose sum is σ = 1072263360. Its totient is φ = 357421104.

The previous prime is 670164581. The next prime is 670164611. The reversal of 670164585 is 585461076.

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

It is not a de Polignac number, because 670164585 - 2² = 670164581 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670164581) 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, 22338805 + ... + 22338834.

It is an arithmetic number, because the mean of its divisors is an integer number (134032920).

Almost surely, 2^670164585 is an apocalyptic number.

It is an amenable number.

670164585 is a deficient number, since it is larger than the sum of its proper divisors (402098775).

670164585 is a wasteful number, since it uses less digits than its factorization.

670164585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44677647.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 670164585 is about 25887.5372525082. The cubic root of 670164585 is about 875.1056569012.

The spelling of 670164585 in words is "six hundred seventy million, one hundred sixty-four thousand, five hundred eighty-five".