82017967 has 2 divisors, whose sum is σ = 82017968. Its totient is φ = 82017966.

The previous prime is 82017941. The next prime is 82018009. The reversal of 82017967 is 76971028.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82017967 - 2¹¹ = 82015919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82017907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41008983 + 41008984.

It is an arithmetic number, because the mean of its divisors is an integer number (41008984).

Almost surely, 2^82017967 is an apocalyptic number.

82017967 is a deficient number, since it is larger than the sum of its proper divisors (1).

82017967 is an equidigital number, since it uses as much as digits as its factorization.

82017967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 40.

The square root of 82017967 is about 9056.3771454153. The cubic root of 82017967 is about 434.4798768689.

The spelling of 82017967 in words is "eighty-two million, seventeen thousand, nine hundred sixty-seven".