73355873 has 2 divisors, whose sum is σ = 73355874. Its totient is φ = 73355872.

The previous prime is 73355857. The next prime is 73355897. The reversal of 73355873 is 37855337.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47018449 + 26337424 = 6857^2 + 5132^2 .

It is a cyclic number.

It is not a de Polignac number, because 73355873 - 2⁴ = 73355857 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73355873.

It is not a weakly prime, because it can be changed into another prime (73355803) 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 as a sum of consecutive naturals, namely, 36677936 + 36677937.

It is an arithmetic number, because the mean of its divisors is an integer number (36677937).

Almost surely, 2^73355873 is an apocalyptic number.

It is an amenable number.

73355873 is a deficient number, since it is larger than the sum of its proper divisors (1).

73355873 is an equidigital number, since it uses as much as digits as its factorization.

73355873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 41.

The square root of 73355873 is about 8564.8043176712. The cubic root of 73355873 is about 418.6119578256.

The spelling of 73355873 in words is "seventy-three million, three hundred fifty-five thousand, eight hundred seventy-three".