673941291 has 4 divisors (see below), whose sum is σ = 898588392. Its totient is φ = 449294192.

The previous prime is 673941263. The next prime is 673941293. The reversal of 673941291 is 192149376.

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 673941291 - 2⁵ = 673941259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673941293) 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, 112323546 + ... + 112323551.

It is an arithmetic number, because the mean of its divisors is an integer number (224647098).

Almost surely, 2^673941291 is an apocalyptic number.

673941291 is a deficient number, since it is larger than the sum of its proper divisors (224647101).

673941291 is a wasteful number, since it uses less digits than its factorization.

673941291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224647100.

The product of its digits is 81648, while the sum is 42.

The square root of 673941291 is about 25960.3792537782. The cubic root of 673941291 is about 876.7464616430.

The spelling of 673941291 in words is "six hundred seventy-three million, nine hundred forty-one thousand, two hundred ninety-one".