670508 has 6 divisors (see below), whose sum is σ = 1173396. Its totient is φ = 335252.

The previous prime is 670507. The next prime is 670511. The reversal of 670508 is 805076.

670508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (670507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83810 + ... + 83817.

It is an arithmetic number, because the mean of its divisors is an integer number (195566).

2⁶⁷⁰⁵⁰⁸ is an apocalyptic number.

It is an amenable number.

670508 is a deficient number, since it is larger than the sum of its proper divisors (502888).

670508 is a wasteful number, since it uses less digits than its factorization.

670508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167631 (or 167629 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 670508 is about 818.8455287782. The cubic root of 670508 is about 87.5255109288.

The spelling of 670508 in words is "six hundred seventy thousand, five hundred eight".