73255266 has 96 divisors (see below), whose sum is σ = 191737728. Its totient is φ = 20528640.

The previous prime is 73255223. The next prime is 73255267. The reversal of 73255266 is 66255237.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 73255266.

It is not an unprimeable number, because it can be changed into a prime (73255267) 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 47 ways as a sum of consecutive naturals, for example, 207346 + ... + 207698.

It is an arithmetic number, because the mean of its divisors is an integer number (1997268).

Almost surely, 2^73255266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73255266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95868864).

73255266 is an abundant number, since it is smaller than the sum of its proper divisors (118482462).

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

73255266 is a wasteful number, since it uses less digits than its factorization.

73255266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438 (or 426 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 73255266 is about 8558.9290217877. The cubic root of 73255266 is about 418.4204959390.

The spelling of 73255266 in words is "seventy-three million, two hundred fifty-five thousand, two hundred sixty-six".