82550423 has 2 divisors, whose sum is σ = 82550424. Its totient is φ = 82550422.

The previous prime is 82550417. The next prime is 82550449. The reversal of 82550423 is 32405528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82550423 - 2⁶ = 82550359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82550323) 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, 41275211 + 41275212.

It is an arithmetic number, because the mean of its divisors is an integer number (41275212).

Almost surely, 2^82550423 is an apocalyptic number.

82550423 is a deficient number, since it is larger than the sum of its proper divisors (1).

82550423 is an equidigital number, since it uses as much as digits as its factorization.

82550423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 82550423 is about 9085.7263331007. The cubic root of 82550423 is about 435.4180558439.

The spelling of 82550423 in words is "eighty-two million, five hundred fifty thousand, four hundred twenty-three".