673406733 has 4 divisors (see below), whose sum is σ = 897875648. Its totient is φ = 448937820.

The previous prime is 673406731. The next prime is 673406753. The reversal of 673406733 is 337604376.

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 not a de Polignac number, because 673406733 - 2¹ = 673406731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673406691 and 673406700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673406731) 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, 112234453 + ... + 112234458.

It is an arithmetic number, because the mean of its divisors is an integer number (224468912).

Almost surely, 2^673406733 is an apocalyptic number.

It is an amenable number.

673406733 is a deficient number, since it is larger than the sum of its proper divisors (224468915).

673406733 is a wasteful number, since it uses less digits than its factorization.

673406733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224468914.

The product of its (nonzero) digits is 190512, while the sum is 39.

The square root of 673406733 is about 25950.0815605655. The cubic root of 673406733 is about 876.5145938676.

The spelling of 673406733 in words is "six hundred seventy-three million, four hundred six thousand, seven hundred thirty-three".