85348427 has 2 divisors, whose sum is σ = 85348428. Its totient is φ = 85348426.

The previous prime is 85348357. The next prime is 85348447. The reversal of 85348427 is 72484358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85348427 - 2¹⁰ = 85347403 is a prime.

It is not a weakly prime, because it can be changed into another prime (85348447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42674213 + 42674214.

It is an arithmetic number, because the mean of its divisors is an integer number (42674214).

Almost surely, 2^85348427 is an apocalyptic number.

85348427 is a deficient number, since it is larger than the sum of its proper divisors (1).

85348427 is an equidigital number, since it uses as much as digits as its factorization.

85348427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 215040, while the sum is 41.

The square root of 85348427 is about 9238.4212395842. The cubic root of 85348427 is about 440.2829223792.

It can be divided in two parts, 8534 and 8427, that added together give a palindrome (16961).

The spelling of 85348427 in words is "eighty-five million, three hundred forty-eight thousand, four hundred twenty-seven".