72233599 has 2 divisors, whose sum is σ = 72233600. Its totient is φ = 72233598.

The previous prime is 72233597. The next prime is 72233621. The reversal of 72233599 is 99533227.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (99533227) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72233599 - 2¹ = 72233597 is a prime.

Together with 72233597, 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 (72233597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36116799 + 36116800.

It is an arithmetic number, because the mean of its divisors is an integer number (36116800).

Almost surely, 2^72233599 is an apocalyptic number.

72233599 is a deficient number, since it is larger than the sum of its proper divisors (1).

72233599 is an equidigital number, since it uses as much as digits as its factorization.

72233599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 40.

The square root of 72233599 is about 8499.0351805367. The cubic root of 72233599 is about 416.4661914165.

The spelling of 72233599 in words is "seventy-two million, two hundred thirty-three thousand, five hundred ninety-nine".