85118804 has 6 divisors (see below), whose sum is σ = 148957914. Its totient is φ = 42559400.

The previous prime is 85118797. The next prime is 85118809. The reversal of 85118804 is 40881158.

It can be written as a sum of positive squares in only one way, i.e., 70526404 + 14592400 = 8398^2 + 3820^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85118809) 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 as a sum of consecutive naturals, namely, 10639847 + ... + 10639854.

It is an arithmetic number, because the mean of its divisors is an integer number (24826319).

Almost surely, 2^85118804 is an apocalyptic number.

It is an amenable number.

85118804 is a deficient number, since it is larger than the sum of its proper divisors (63839110).

85118804 is a wasteful number, since it uses less digits than its factorization.

85118804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21279705 (or 21279703 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 35.

The square root of 85118804 is about 9225.9852590387. The cubic root of 85118804 is about 439.8877192841.

The spelling of 85118804 in words is "eighty-five million, one hundred eighteen thousand, eight hundred four".