3505673173 has 6 divisors (see below), whose sum is σ = 3724019906. Its totient is φ = 3299456832.

The previous prime is 3505673131. The next prime is 3505673183. The reversal of 3505673173 is 3713765053.

It can be written as a sum of positive squares in 3 ways, for example, as 2631997809 + 873675364 = 51303^2 + 29558^2 .

It is a de Polignac number, because none of the positive numbers 2^k-3505673173 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 (3505673113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6064890 + ... + 6065467.

Almost surely, 2^3505673173 is an apocalyptic number.

It is an amenable number.

3505673173 is a deficient number, since it is larger than the sum of its proper divisors (218346733).

3505673173 is a wasteful number, since it uses less digits than its factorization.

3505673173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12130391 (or 12130374 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 40.

The square root of 3505673173 is about 59208.7254802871. The cubic root of 3505673173 is about 1519.1143809427.

The spelling of 3505673173 in words is "three billion, five hundred five million, six hundred seventy-three thousand, one hundred seventy-three".