85336777 has 4 divisors (see below), whose sum is σ = 85562320. Its totient is φ = 85111236.

The previous prime is 85336729. The next prime is 85336793. The reversal of 85336777 is 77763358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85336777 - 2⁷ = 85336649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85336477) 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 in 3 ways as a sum of consecutive naturals, for example, 112203 + ... + 112960.

It is an arithmetic number, because the mean of its divisors is an integer number (21390580).

Almost surely, 2^85336777 is an apocalyptic number.

It is an amenable number.

85336777 is a deficient number, since it is larger than the sum of its proper divisors (225543).

85336777 is a wasteful number, since it uses less digits than its factorization.

85336777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225542.

The product of its digits is 740880, while the sum is 46.

The square root of 85336777 is about 9237.7906990795. The cubic root of 85336777 is about 440.2628886984.

The spelling of 85336777 in words is "eighty-five million, three hundred thirty-six thousand, seven hundred seventy-seven".