72433303 has 2 divisors, whose sum is σ = 72433304. Its totient is φ = 72433302.

The previous prime is 72433289. The next prime is 72433313. The reversal of 72433303 is 30333427.

It is a strong prime.

It is an emirp because it is prime and its reverse (30333427) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72433303 - 2¹⁷ = 72302231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72433313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36216651 + 36216652.

It is an arithmetic number, because the mean of its divisors is an integer number (36216652).

Almost surely, 2^72433303 is an apocalyptic number.

72433303 is a deficient number, since it is larger than the sum of its proper divisors (1).

72433303 is an equidigital number, since it uses as much as digits as its factorization.

72433303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 25.

The square root of 72433303 is about 8510.7756990770. The cubic root of 72433303 is about 416.8496391766.

The spelling of 72433303 in words is "seventy-two million, four hundred thirty-three thousand, three hundred three".