673972671 has 8 divisors (see below), whose sum is σ = 898763824. Its totient is φ = 449248320.

The previous prime is 673972589. The next prime is 673972681. The reversal of 673972671 is 176279376.

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

It is not a de Polignac number, because 673972671 - 2¹⁴ = 673956287 is a prime.

It is a super-2 number, since 2×673972671² = 908478322509748482, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673972671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673972681) 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, 15981 + ... + 40041.

It is an arithmetic number, because the mean of its divisors is an integer number (112345478).

Almost surely, 2^673972671 is an apocalyptic number.

673972671 is a deficient number, since it is larger than the sum of its proper divisors (224791153).

673972671 is a wasteful number, since it uses less digits than its factorization.

673972671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33401.

The product of its digits is 666792, while the sum is 48.

The square root of 673972671 is about 25960.9836292849. The cubic root of 673972671 is about 876.7600690978.

The spelling of 673972671 in words is "six hundred seventy-three million, nine hundred seventy-two thousand, six hundred seventy-one".