82212967 has 2 divisors, whose sum is σ = 82212968. Its totient is φ = 82212966.

The previous prime is 82212919. The next prime is 82212973. The reversal of 82212967 is 76921228.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82212967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82212167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41106483 + 41106484.

It is an arithmetic number, because the mean of its divisors is an integer number (41106484).

Almost surely, 2^82212967 is an apocalyptic number.

82212967 is a deficient number, since it is larger than the sum of its proper divisors (1).

82212967 is an equidigital number, since it uses as much as digits as its factorization.

82212967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 82212967 is about 9067.1366483582. The cubic root of 82212967 is about 434.8239336791.

The spelling of 82212967 in words is "eighty-two million, two hundred twelve thousand, nine hundred sixty-seven".