73333312 has 56 divisors (see below), whose sum is σ = 164998400. Its totient is φ = 32057856.

The previous prime is 73333307. The next prime is 73333319. The reversal of 73333312 is 21333337.

It is not an unprimeable number, because it can be changed into a prime (73333319) 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, 13489 + ... + 18127.

It is an arithmetic number, because the mean of its divisors is an integer number (2946400).

Almost surely, 2^73333312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73333312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82499200).

73333312 is an abundant number, since it is smaller than the sum of its proper divisors (91665088).

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

73333312 is a wasteful number, since it uses less digits than its factorization.

73333312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4683 (or 4673 counting only the distinct ones).

The product of its digits is 3402, while the sum is 25.

The square root of 73333312 is about 8563.4871401784. The cubic root of 73333312 is about 418.5690379594.

Adding to 73333312 its sum of digits (25), we get a palindrome (73333337).

Adding to 73333312 its reverse (21333337), we get a palindrome (94666649).

The spelling of 73333312 in words is "seventy-three million, three hundred thirty-three thousand, three hundred twelve".