673811933 has 4 divisors (see below), whose sum is σ = 703108128. Its totient is φ = 644515740.

The previous prime is 673811927. The next prime is 673811947. The reversal of 673811933 is 339118376.

673811933 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 673811933 - 2⁶ = 673811869 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673811923) 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, 14648063 + ... + 14648108.

It is an arithmetic number, because the mean of its divisors is an integer number (175777032).

Almost surely, 2^673811933 is an apocalyptic number.

It is an amenable number.

673811933 is a deficient number, since it is larger than the sum of its proper divisors (29296195).

673811933 is a wasteful number, since it uses less digits than its factorization.

673811933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29296194.

The product of its digits is 81648, while the sum is 41.

The square root of 673811933 is about 25957.8876837080. The cubic root of 673811933 is about 876.6903630741.

The spelling of 673811933 in words is "six hundred seventy-three million, eight hundred eleven thousand, nine hundred thirty-three".