672035317 has 2 divisors, whose sum is σ = 672035318. Its totient is φ = 672035316.

The previous prime is 672035291. The next prime is 672035323. The reversal of 672035317 is 713530276.

672035317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497557636 + 174477681 = 22306^2 + 13209^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672035317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672035017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336017658 + 336017659.

It is an arithmetic number, because the mean of its divisors is an integer number (336017659).

Almost surely, 2^672035317 is an apocalyptic number.

It is an amenable number.

672035317 is a deficient number, since it is larger than the sum of its proper divisors (1).

672035317 is an equidigital number, since it uses as much as digits as its factorization.

672035317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26460, while the sum is 34.

The square root of 672035317 is about 25923.6439761080. The cubic root of 672035317 is about 875.9191721014.

The spelling of 672035317 in words is "six hundred seventy-two million, thirty-five thousand, three hundred seventeen".