85773767 has 2 divisors, whose sum is σ = 85773768. Its totient is φ = 85773766.

The previous prime is 85773719. The next prime is 85773773. The reversal of 85773767 is 76737758.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85773767 - 2¹⁸ = 85511623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85773797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42886883 + 42886884.

It is an arithmetic number, because the mean of its divisors is an integer number (42886884).

Almost surely, 2^85773767 is an apocalyptic number.

85773767 is a deficient number, since it is larger than the sum of its proper divisors (1).

85773767 is an equidigital number, since it uses as much as digits as its factorization.

85773767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728720, while the sum is 50.

The square root of 85773767 is about 9261.4127971924. The cubic root of 85773767 is about 441.0131045754.

It can be divided in two parts, 8 and 5773767, that added together give a palindrome (5773775).

The spelling of 85773767 in words is "eighty-five million, seven hundred seventy-three thousand, seven hundred sixty-seven".