72224059 has 2 divisors, whose sum is σ = 72224060. Its totient is φ = 72224058.

The previous prime is 72224051. The next prime is 72224137. The reversal of 72224059 is 95042227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72224059 - 2³ = 72224051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72224059.

It is not a weakly prime, because it can be changed into another prime (72224051) 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, 36112029 + 36112030.

It is an arithmetic number, because the mean of its divisors is an integer number (36112030).

Almost surely, 2^72224059 is an apocalyptic number.

72224059 is a deficient number, since it is larger than the sum of its proper divisors (1).

72224059 is an equidigital number, since it uses as much as digits as its factorization.

72224059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 72224059 is about 8498.4739218286. The cubic root of 72224059 is about 416.4478561706.

The spelling of 72224059 in words is "seventy-two million, two hundred twenty-four thousand, fifty-nine".