73021168 has 20 divisors (see below), whose sum is σ = 154340568. Its totient is φ = 33191360.

The previous prime is 73021163. The next prime is 73021177. The reversal of 73021168 is 86112037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73021163) 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 3 ways as a sum of consecutive naturals, for example, 207271 + ... + 207622.

Almost surely, 2^73021168 is an apocalyptic number.

It is an amenable number.

73021168 is an abundant number, since it is smaller than the sum of its proper divisors (81319400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73021168 is a wasteful number, since it uses less digits than its factorization.

73021168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414912 (or 414906 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 73021168 is about 8545.2424190306. The cubic root of 73021168 is about 417.9743121963.

The spelling of 73021168 in words is "seventy-three million, twenty-one thousand, one hundred sixty-eight".