85043764 has 24 divisors (see below), whose sum is σ = 160868960. Its totient is φ = 39105504.

The previous prime is 85043711. The next prime is 85043773. The reversal of 85043764 is 46734058.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11827 + ... + 17605.

Almost surely, 2^85043764 is an apocalyptic number.

It is an amenable number.

85043764 is a deficient number, since it is larger than the sum of its proper divisors (75825196).

85043764 is a wasteful number, since it uses less digits than its factorization.

85043764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6079 (or 6077 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 85043764 is about 9221.9175880074. The cubic root of 85043764 is about 439.7584142115.

The spelling of 85043764 in words is "eighty-five million, forty-three thousand, seven hundred sixty-four".