82184941 has 2 divisors, whose sum is σ = 82184942. Its totient is φ = 82184940.

The previous prime is 82184939. The next prime is 82184959. The reversal of 82184941 is 14948128.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80622441 + 1562500 = 8979^2 + 1250^2 .

It is a cyclic number.

It is not a de Polignac number, because 82184941 - 2¹ = 82184939 is a prime.

Together with 82184939, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 82184941.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82184981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41092470 + 41092471.

It is an arithmetic number, because the mean of its divisors is an integer number (41092471).

Almost surely, 2^82184941 is an apocalyptic number.

It is an amenable number.

82184941 is a deficient number, since it is larger than the sum of its proper divisors (1).

82184941 is an equidigital number, since it uses as much as digits as its factorization.

82184941 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18432, while the sum is 37.

The square root of 82184941 is about 9065.5910452656. The cubic root of 82184941 is about 434.7745182766.

The spelling of 82184941 in words is "eighty-two million, one hundred eighty-four thousand, nine hundred forty-one".