82429927 has 2 divisors, whose sum is σ = 82429928. Its totient is φ = 82429926.

The previous prime is 82429913. The next prime is 82429933. The reversal of 82429927 is 72992428.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82429927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82429987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41214963 + 41214964.

It is an arithmetic number, because the mean of its divisors is an integer number (41214964).

Almost surely, 2^82429927 is an apocalyptic number.

82429927 is a deficient number, since it is larger than the sum of its proper divisors (1).

82429927 is an equidigital number, since it uses as much as digits as its factorization.

82429927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 43.

The square root of 82429927 is about 9079.0928511608. The cubic root of 82429927 is about 435.2060977843.

The spelling of 82429927 in words is "eighty-two million, four hundred twenty-nine thousand, nine hundred twenty-seven".