82822417 has 2 divisors, whose sum is σ = 82822418. Its totient is φ = 82822416.

The previous prime is 82822409. The next prime is 82822433. The reversal of 82822417 is 71422828.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54774801 + 28047616 = 7401^2 + 5296^2 .

It is a cyclic number.

It is not a de Polignac number, because 82822417 - 2³ = 82822409 is a prime.

It is not a weakly prime, because it can be changed into another prime (82822447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41411208 + 41411209.

It is an arithmetic number, because the mean of its divisors is an integer number (41411209).

Almost surely, 2^82822417 is an apocalyptic number.

It is an amenable number.

82822417 is a deficient number, since it is larger than the sum of its proper divisors (1).

82822417 is an equidigital number, since it uses as much as digits as its factorization.

82822417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14336, while the sum is 34.

The square root of 82822417 is about 9100.6822271740. The cubic root of 82822417 is about 435.8957487890.

The spelling of 82822417 in words is "eighty-two million, eight hundred twenty-two thousand, four hundred seventeen".