85010664 has 32 divisors (see below), whose sum is σ = 214920000. Its totient is φ = 28017792.

The previous prime is 85010663. The next prime is 85010677. The reversal of 85010664 is 46601058.

It is not an unprimeable number, because it can be changed into a prime (85010663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17764 + ... + 22035.

It is an arithmetic number, because the mean of its divisors is an integer number (6716250).

Almost surely, 2^85010664 is an apocalyptic number.

It is an amenable number.

85010664 is an abundant number, since it is smaller than the sum of its proper divisors (129909336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85010664 is a wasteful number, since it uses less digits than its factorization.

85010664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39897 (or 39893 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 85010664 is about 9220.1227757552. The cubic root of 85010664 is about 439.7013538162.

The spelling of 85010664 in words is "eighty-five million, ten thousand, six hundred sixty-four".