73272165 has 8 divisors (see below), whose sum is σ = 117235488. Its totient is φ = 39078480.

The previous prime is 73272161. The next prime is 73272179. The reversal of 73272165 is 56127237.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73272165 - 2² = 73272161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73272161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2442391 + ... + 2442420.

It is an arithmetic number, because the mean of its divisors is an integer number (14654436).

Almost surely, 2^73272165 is an apocalyptic number.

It is an amenable number.

73272165 is a deficient number, since it is larger than the sum of its proper divisors (43963323).

73272165 is a wasteful number, since it uses less digits than its factorization.

73272165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884819.

The product of its digits is 17640, while the sum is 33.

The square root of 73272165 is about 8559.9161794962. The cubic root of 73272165 is about 418.4526681167.

It can be divided in two parts, 73272 and 165, that added together give a palindrome (73437).

The spelling of 73272165 in words is "seventy-three million, two hundred seventy-two thousand, one hundred sixty-five".