173320229 has 16 divisors (see below), whose sum is σ = 183902400. Its totient is φ = 163153536.

The previous prime is 173320201. The next prime is 173320241. The reversal of 173320229 is 922023371.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-173320229 is a prime.

It is a super-2 number, since 2×173320229² = 60079803561224882, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173328229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133817 + ... + 135105.

It is an arithmetic number, because the mean of its divisors is an integer number (11493900).

Almost surely, 2^173320229 is an apocalyptic number.

It is an amenable number.

173320229 is a deficient number, since it is larger than the sum of its proper divisors (10582171).

173320229 is a wasteful number, since it uses less digits than its factorization.

173320229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 173320229 is about 13165.1140898968. The cubic root of 173320229 is about 557.5490558561.

The spelling of 173320229 in words is "one hundred seventy-three million, three hundred twenty thousand, two hundred twenty-nine".