72304303 has 2 divisors, whose sum is σ = 72304304. Its totient is φ = 72304302.

The previous prime is 72304301. The next prime is 72304339. The reversal of 72304303 is 30340327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72304303 - 2¹ = 72304301 is a prime.

Together with 72304301, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72304301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36152151 + 36152152.

It is an arithmetic number, because the mean of its divisors is an integer number (36152152).

Almost surely, 2^72304303 is an apocalyptic number.

72304303 is a deficient number, since it is larger than the sum of its proper divisors (1).

72304303 is an equidigital number, since it uses as much as digits as its factorization.

72304303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 22.

The square root of 72304303 is about 8503.1936941363. The cubic root of 72304303 is about 416.6020295112.

The spelling of 72304303 in words is "seventy-two million, three hundred four thousand, three hundred three".