73005516 has 24 divisors (see below), whose sum is σ = 189273840. Its totient is φ = 24335136.

The previous prime is 73005511. The next prime is 73005533. The reversal of 73005516 is 61550037.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 73005516.

It is not an unprimeable number, because it can be changed into a prime (73005511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337881 + ... + 338096.

It is an arithmetic number, because the mean of its divisors is an integer number (7886410).

Almost surely, 2^73005516 is an apocalyptic number.

It is an amenable number.

73005516 is an abundant number, since it is smaller than the sum of its proper divisors (116268324).

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

73005516 is a wasteful number, since it uses less digits than its factorization.

73005516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675990 (or 675982 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 27.

The square root of 73005516 is about 8544.3265387039. The cubic root of 73005516 is about 417.9444459643.

The spelling of 73005516 in words is "seventy-three million, five thousand, five hundred sixteen".