85265788 has 12 divisors (see below), whose sum is σ = 149481360. Its totient is φ = 42556832.

The previous prime is 85265783. The next prime is 85265801. The reversal of 85265788 is 88756258.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85265783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16456 + ... + 21007.

It is an arithmetic number, because the mean of its divisors is an integer number (12456780).

Almost surely, 2^85265788 is an apocalyptic number.

It is an amenable number.

85265788 is a deficient number, since it is larger than the sum of its proper divisors (64215572).

85265788 is a wasteful number, since it uses less digits than its factorization.

85265788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38036 (or 38034 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 49.

The square root of 85265788 is about 9233.9475848631. The cubic root of 85265788 is about 440.1407745147.

The spelling of 85265788 in words is "eighty-five million, two hundred sixty-five thousand, seven hundred eighty-eight".