73255128 has 16 divisors (see below), whose sum is σ = 183137880. Its totient is φ = 24418368.

The previous prime is 73255123. The next prime is 73255129. The reversal of 73255128 is 82155237.

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73255121) 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, 1526125 + ... + 1526172.

Almost surely, 2^73255128 is an apocalyptic number.

It is an amenable number.

73255128 is an abundant number, since it is smaller than the sum of its proper divisors (109882752).

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

73255128 is a wasteful number, since it uses less digits than its factorization.

73255128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3052306 (or 3052302 counting only the distinct ones).

The product of its digits is 16800, while the sum is 33.

The square root of 73255128 is about 8558.9209600276. The cubic root of 73255128 is about 418.4202331954.

The spelling of 73255128 in words is "seventy-three million, two hundred fifty-five thousand, one hundred twenty-eight".