672707267 has 2 divisors, whose sum is σ = 672707268. Its totient is φ = 672707266.

The previous prime is 672707263. The next prime is 672707279. The reversal of 672707267 is 762707276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672707267 - 2² = 672707263 is a prime.

It is not a weakly prime, because it can be changed into another prime (672707261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336353633 + 336353634.

It is an arithmetic number, because the mean of its divisors is an integer number (336353634).

Almost surely, 2^672707267 is an apocalyptic number.

672707267 is a deficient number, since it is larger than the sum of its proper divisors (1).

672707267 is an equidigital number, since it uses as much as digits as its factorization.

672707267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345744, while the sum is 44.

The square root of 672707267 is about 25936.6009145377. The cubic root of 672707267 is about 876.2110108462.

Subtracting 672707267 from its reverse (762707276), we obtain a palindrome (90000009).

The spelling of 672707267 in words is "six hundred seventy-two million, seven hundred seven thousand, two hundred sixty-seven".