82477667 has 2 divisors, whose sum is σ = 82477668. Its totient is φ = 82477666.

The previous prime is 82477657. The next prime is 82477669. The reversal of 82477667 is 76677428.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82477667 - 2⁸ = 82477411 is a prime.

Together with 82477669, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (82477669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41238833 + 41238834.

It is an arithmetic number, because the mean of its divisors is an integer number (41238834).

Almost surely, 2^82477667 is an apocalyptic number.

82477667 is a deficient number, since it is larger than the sum of its proper divisors (1).

82477667 is an equidigital number, since it uses as much as digits as its factorization.

82477667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 790272, while the sum is 47.

The square root of 82477667 is about 9081.7215878929. The cubic root of 82477667 is about 435.2900993524.

The spelling of 82477667 in words is "eighty-two million, four hundred seventy-seven thousand, six hundred sixty-seven".