673059789 has 24 divisors (see below), whose sum is σ = 980006040. Its totient is φ = 445120128.

The previous prime is 673059757. The next prime is 673059809. The reversal of 673059789 is 987950376.

It can be written as a sum of positive squares in 4 ways, for example, as 1368900 + 671690889 = 1170^2 + 25917^2 .

It is not a de Polignac number, because 673059789 - 2⁵ = 673059757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673059719) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 767019 + ... + 767895.

It is an arithmetic number, because the mean of its divisors is an integer number (40833585).

Almost surely, 2^673059789 is an apocalyptic number.

It is an amenable number.

673059789 is a deficient number, since it is larger than the sum of its proper divisors (306946251).

673059789 is a wasteful number, since it uses less digits than its factorization.

673059789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469 (or 1466 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 54.

The square root of 673059789 is about 25943.3958648439. The cubic root of 673059789 is about 876.3640391314.

The spelling of 673059789 in words is "six hundred seventy-three million, fifty-nine thousand, seven hundred eighty-nine".