82990339 has 2 divisors, whose sum is σ = 82990340. Its totient is φ = 82990338.

The previous prime is 82990331. The next prime is 82990351. The reversal of 82990339 is 93309928.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82990339 - 2³ = 82990331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82990295 and 82990304.

It is not a weakly prime, because it can be changed into another prime (82990331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41495169 + 41495170.

It is an arithmetic number, because the mean of its divisors is an integer number (41495170).

Almost surely, 2^82990339 is an apocalyptic number.

82990339 is a deficient number, since it is larger than the sum of its proper divisors (1).

82990339 is an equidigital number, since it uses as much as digits as its factorization.

82990339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 82990339 is about 9109.9033474565. The cubic root of 82990339 is about 436.1901420049.

The spelling of 82990339 in words is "eighty-two million, nine hundred ninety thousand, three hundred thirty-nine".