85545764 has 12 divisors (see below), whose sum is σ = 149828784. Its totient is φ = 42737544.

The previous prime is 85545749. The next prime is 85545769. The reversal of 85545764 is 46754558.

It is not an unprimeable number, because it can be changed into a prime (85545769) 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, 2954 + ... + 13409.

It is an arithmetic number, because the mean of its divisors is an integer number (12485732).

Almost surely, 2^85545764 is an apocalyptic number.

It is an amenable number.

85545764 is a deficient number, since it is larger than the sum of its proper divisors (64283020).

85545764 is a wasteful number, since it uses less digits than its factorization.

85545764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17674 (or 17672 counting only the distinct ones).

The product of its digits is 672000, while the sum is 44.

The square root of 85545764 is about 9249.0953071098. The cubic root of 85545764 is about 440.6219922267.

The spelling of 85545764 in words is "eighty-five million, five hundred forty-five thousand, seven hundred sixty-four".