83283439 has 2 divisors, whose sum is σ = 83283440. Its totient is φ = 83283438.

The previous prime is 83283433. The next prime is 83283451. The reversal of 83283439 is 93438238.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83283439 is a prime.

It is a super-2 number, since 2×83283439² = 13872262423333442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83283433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41641719 + 41641720.

It is an arithmetic number, because the mean of its divisors is an integer number (41641720).

Almost surely, 2^83283439 is an apocalyptic number.

83283439 is a deficient number, since it is larger than the sum of its proper divisors (1).

83283439 is an equidigital number, since it uses as much as digits as its factorization.

83283439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

The square root of 83283439 is about 9125.9760573870. The cubic root of 83283439 is about 436.7030415347.

The spelling of 83283439 in words is "eighty-three million, two hundred eighty-three thousand, four hundred thirty-nine".