670711326 has 16 divisors (see below), whose sum is σ = 1399745664. Its totient is φ = 213849944.

The previous prime is 670711309. The next prime is 670711331. The reversal of 670711326 is 623117076.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2429976 + ... + 2430251.

It is an arithmetic number, because the mean of its divisors is an integer number (87484104).

Almost surely, 2^670711326 is an apocalyptic number.

670711326 is an abundant number, since it is smaller than the sum of its proper divisors (729034338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670711326 is a wasteful number, since it uses less digits than its factorization.

670711326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4860255.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 670711326 is about 25898.0950264686. The cubic root of 670711326 is about 875.3435716356.

The spelling of 670711326 in words is "six hundred seventy million, seven hundred eleven thousand, three hundred twenty-six".