73203 has 8 divisors (see below), whose sum is σ = 105168. Its totient is φ = 45024.

The previous prime is 73189. The next prime is 73237. The reversal of 73203 is 30237.

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

It is not a de Polignac number, because 73203 - 2¹³ = 65011 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 73203.

It is not an unprimeable number, because it can be changed into a prime (73243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900 + ... + 977.

It is an arithmetic number, because the mean of its divisors is an integer number (13146).

2⁷³²⁰³ is an apocalyptic number.

73203 is a deficient number, since it is larger than the sum of its proper divisors (31965).

73203 is a wasteful number, since it uses less digits than its factorization.

73203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1893.

The product of its (nonzero) digits is 126, while the sum is 15.

The square root of 73203 is about 270.5605292721. The cubic root of 73203 is about 41.8320961030.

It can be divided in two parts, 73 and 203, that added together give a triangular number (276 = T₂₃).

The spelling of 73203 in words is "seventy-three thousand, two hundred three", and thus it is an iban number.