797165173 has 36 divisors (see below), whose sum is σ = 1009832292. Its totient is φ = 626949120.

The previous prime is 797165147. The next prime is 797165189. The reversal of 797165173 is 371561797.

It can be written as a sum of positive squares in 6 ways, for example, as 94809169 + 702356004 = 9737^2 + 26502^2 .

It is not a de Polignac number, because 797165173 - 2⁹ = 797164661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797165573) 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 35 ways as a sum of consecutive naturals, for example, 579915 + ... + 581287.

It is an arithmetic number, because the mean of its divisors is an integer number (28050897).

Almost surely, 2^797165173 is an apocalyptic number.

It is an amenable number.

797165173 is a deficient number, since it is larger than the sum of its proper divisors (212667119).

797165173 is a wasteful number, since it uses less digits than its factorization.

797165173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462 (or 1438 counting only the distinct ones).

The product of its digits is 277830, while the sum is 46.

The square root of 797165173 is about 28234.1136393548. The cubic root of 797165173 is about 927.2199605495.

The spelling of 797165173 in words is "seven hundred ninety-seven million, one hundred sixty-five thousand, one hundred seventy-three".