673165730 has 16 divisors (see below), whose sum is σ = 1213773120. Its totient is φ = 268805232.

The previous prime is 673165729. The next prime is 673165733. The reversal of 673165730 is 37561376.

It is not an unprimeable number, because it can be changed into a prime (673165733) 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, 51470 + ... + 63209.

It is an arithmetic number, because the mean of its divisors is an integer number (75860820).

Almost surely, 2^673165730 is an apocalyptic number.

673165730 is a deficient number, since it is larger than the sum of its proper divisors (540607390).

673165730 is a wasteful number, since it uses less digits than its factorization.

673165730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115273.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 673165730 is about 25945.4375565339. The cubic root of 673165730 is about 876.4100172220.

The spelling of 673165730 in words is "six hundred seventy-three million, one hundred sixty-five thousand, seven hundred thirty".