82280243 has 2 divisors, whose sum is σ = 82280244. Its totient is φ = 82280242.

The previous prime is 82280239. The next prime is 82280249. The reversal of 82280243 is 34208228.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82280243 - 2² = 82280239 is a prime.

It is not a weakly prime, because it can be changed into another prime (82280249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41140121 + 41140122.

It is an arithmetic number, because the mean of its divisors is an integer number (41140122).

Almost surely, 2^82280243 is an apocalyptic number.

82280243 is a deficient number, since it is larger than the sum of its proper divisors (1).

82280243 is an equidigital number, since it uses as much as digits as its factorization.

82280243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 29.

The square root of 82280243 is about 9070.8457709301. The cubic root of 82280243 is about 434.9425088067.

The spelling of 82280243 in words is "eighty-two million, two hundred eighty thousand, two hundred forty-three".