673784733 has 4 divisors (see below), whose sum is σ = 898379648. Its totient is φ = 449189820.

The previous prime is 673784723. The next prime is 673784743. The reversal of 673784733 is 337487376.

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 an interprime number because it is at equal distance from previous prime (673784723) and next prime (673784743).

It is not a de Polignac number, because 673784733 - 2¹⁷ = 673653661 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 (673784723) 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 3 ways as a sum of consecutive naturals, for example, 112297453 + ... + 112297458.

It is an arithmetic number, because the mean of its divisors is an integer number (224594912).

Almost surely, 2^673784733 is an apocalyptic number.

It is an amenable number.

673784733 is a deficient number, since it is larger than the sum of its proper divisors (224594915).

673784733 is a wasteful number, since it uses less digits than its factorization.

673784733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224594914.

The product of its digits is 1778112, while the sum is 48.

The square root of 673784733 is about 25957.3637528929. The cubic root of 673784733 is about 876.6785663607.

The spelling of 673784733 in words is "six hundred seventy-three million, seven hundred eighty-four thousand, seven hundred thirty-three".