72796459 has 2 divisors, whose sum is σ = 72796460. Its totient is φ = 72796458.

The previous prime is 72796453. The next prime is 72796489. The reversal of 72796459 is 95469727.

It is a weak prime.

It is an emirp because it is prime and its reverse (95469727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72796459 - 2¹³ = 72788267 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (72796453) 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, 36398229 + 36398230.

It is an arithmetic number, because the mean of its divisors is an integer number (36398230).

Almost surely, 2^72796459 is an apocalyptic number.

72796459 is a deficient number, since it is larger than the sum of its proper divisors (1).

72796459 is an equidigital number, since it uses as much as digits as its factorization.

72796459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 49.

The square root of 72796459 is about 8532.0840947567. The cubic root of 72796459 is about 417.5451256996.

The spelling of 72796459 in words is "seventy-two million, seven hundred ninety-six thousand, four hundred fifty-nine".