672845267 has 4 divisors (see below), whose sum is σ = 676734720. Its totient is φ = 668955816.

The previous prime is 672845231. The next prime is 672845317. The reversal of 672845267 is 762548276.

672845267 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 672845267 - 2⁸ = 672845011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672845167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1944467 + ... + 1944812.

It is an arithmetic number, because the mean of its divisors is an integer number (169183680).

Almost surely, 2^672845267 is an apocalyptic number.

672845267 is a deficient number, since it is larger than the sum of its proper divisors (3889453).

672845267 is a wasteful number, since it uses less digits than its factorization.

672845267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889452.

The product of its digits is 1128960, while the sum is 47.

The square root of 672845267 is about 25939.2611112961. The cubic root of 672845267 is about 876.2709224195.

The spelling of 672845267 in words is "six hundred seventy-two million, eight hundred forty-five thousand, two hundred sixty-seven".