82246393 has 2 divisors, whose sum is σ = 82246394. Its totient is φ = 82246392.

The previous prime is 82246363. The next prime is 82246511. The reversal of 82246393 is 39364228.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55175184 + 27071209 = 7428^2 + 5203^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82246393 is a prime.

It is not a weakly prime, because it can be changed into another prime (82246363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41123196 + 41123197.

It is an arithmetic number, because the mean of its divisors is an integer number (41123197).

Almost surely, 2^82246393 is an apocalyptic number.

It is an amenable number.

82246393 is a deficient number, since it is larger than the sum of its proper divisors (1).

82246393 is an equidigital number, since it uses as much as digits as its factorization.

82246393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 82246393 is about 9068.9797110811. The cubic root of 82246393 is about 434.8828556716.

The spelling of 82246393 in words is "eighty-two million, two hundred forty-six thousand, three hundred ninety-three".