82469 has 2 divisors, whose sum is σ = 82470. Its totient is φ = 82468.

The previous prime is 82463. The next prime is 82471. The reversal of 82469 is 96428.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82369 + 100 = 287^2 + 10^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82469 is a prime.

It is a super-2 number, since 2×82469² = 13602271922, which contains 22 as substring.

Together with 82471, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41234 + 41235.

It is an arithmetic number, because the mean of its divisors is an integer number (41235).

2⁸²⁴⁶⁹ is an apocalyptic number.

It is an amenable number.

82469 is a deficient number, since it is larger than the sum of its proper divisors (1).

82469 is an equidigital number, since it uses as much as digits as its factorization.

82469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 82469 is about 287.1741631833. The cubic root of 82469 is about 43.5274851623.

The spelling of 82469 in words is "eighty-two thousand, four hundred sixty-nine".