72246283 has 2 divisors, whose sum is σ = 72246284. Its totient is φ = 72246282.

The previous prime is 72246281. The next prime is 72246299. The reversal of 72246283 is 38264227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72246283 - 2¹ = 72246281 is a prime.

Together with 72246281, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (72246281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36123141 + 36123142.

It is an arithmetic number, because the mean of its divisors is an integer number (36123142).

Almost surely, 2^72246283 is an apocalyptic number.

72246283 is a deficient number, since it is larger than the sum of its proper divisors (1).

72246283 is an equidigital number, since it uses as much as digits as its factorization.

72246283 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 34.

The square root of 72246283 is about 8499.7813501290. The cubic root of 72246283 is about 416.4905667214.

The spelling of 72246283 in words is "seventy-two million, two hundred forty-six thousand, two hundred eighty-three".