672716167 has 8 divisors (see below), whose sum is σ = 702438624. Its totient is φ = 643033248.

The previous prime is 672716153. The next prime is 672716173. The reversal of 672716167 is 761617276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 672716167 - 2¹⁵ = 672683399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672716767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28033 + ... + 46165.

It is an arithmetic number, because the mean of its divisors is an integer number (87804828).

Almost surely, 2^672716167 is an apocalyptic number.

672716167 is a deficient number, since it is larger than the sum of its proper divisors (29722457).

672716167 is a wasteful number, since it uses less digits than its factorization.

672716167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19769.

The product of its digits is 148176, while the sum is 43.

The square root of 672716167 is about 25936.7724861826. The cubic root of 672716167 is about 876.2148749557.

The spelling of 672716167 in words is "six hundred seventy-two million, seven hundred sixteen thousand, one hundred sixty-seven".