673733771 has 8 divisors (see below), whose sum is σ = 713966400. Its totient is φ = 634634560.

The previous prime is 673733759. The next prime is 673733789. The reversal of 673733771 is 177337376.

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 673733771 - 2¹⁰ = 673732747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673733701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282131 + ... + 284508.

It is an arithmetic number, because the mean of its divisors is an integer number (89245800).

Almost surely, 2^673733771 is an apocalyptic number.

673733771 is a deficient number, since it is larger than the sum of its proper divisors (40232629).

673733771 is a wasteful number, since it uses less digits than its factorization.

673733771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566709.

The product of its digits is 388962, while the sum is 44.

The square root of 673733771 is about 25956.3820861075. The cubic root of 673733771 is about 876.6564631491.

The spelling of 673733771 in words is "six hundred seventy-three million, seven hundred thirty-three thousand, seven hundred seventy-one".