73057273 has 8 divisors (see below), whose sum is σ = 73921856. Its totient is φ = 72198000.

The previous prime is 73057249. The next prime is 73057289. The reversal of 73057273 is 37275037.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 73057273 - 2⁵ = 73057241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73007273) 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, 30715 + ... + 33007.

It is an arithmetic number, because the mean of its divisors is an integer number (9240232).

Almost surely, 2^73057273 is an apocalyptic number.

It is an amenable number.

73057273 is a deficient number, since it is larger than the sum of its proper divisors (864583).

73057273 is a wasteful number, since it uses less digits than its factorization.

73057273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2655.

The product of its (nonzero) digits is 30870, while the sum is 34.

The square root of 73057273 is about 8547.3547369932. The cubic root of 73057273 is about 418.0431893745.

The spelling of 73057273 in words is "seventy-three million, fifty-seven thousand, two hundred seventy-three".