73041312 has 24 divisors (see below), whose sum is σ = 191733696. Its totient is φ = 24347072.

The previous prime is 73041289. The next prime is 73041313. The reversal of 73041312 is 21314037.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×73041312³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73041313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380328 + ... + 380519.

It is an arithmetic number, because the mean of its divisors is an integer number (7988904).

Almost surely, 2^73041312 is an apocalyptic number.

It is an amenable number.

73041312 is an abundant number, since it is smaller than the sum of its proper divisors (118692384).

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

73041312 is a wasteful number, since it uses less digits than its factorization.

73041312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760860 (or 760852 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 73041312 is about 8546.4210053098. The cubic root of 73041312 is about 418.0127435200.

Adding to 73041312 its reverse (21314037), we get a palindrome (94355349).

The spelling of 73041312 in words is "seventy-three million, forty-one thousand, three hundred twelve".