85116224 has 14 divisors (see below), whose sum is σ = 168902634. Its totient is φ = 42558080.

The previous prime is 85116223. The next prime is 85116271. The reversal of 85116224 is 42261158.

It can be written as a sum of positive squares in only one way, i.e., 46676224 + 38440000 = 6832^2 + 6200^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85116223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664907 + ... + 665034.

Almost surely, 2^85116224 is an apocalyptic number.

It is an amenable number.

85116224 is a deficient number, since it is larger than the sum of its proper divisors (83786410).

85116224 is a wasteful number, since it uses less digits than its factorization.

85116224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329953 (or 1329943 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 85116224 is about 9225.8454355143. The cubic root of 85116224 is about 439.8832748225.

The spelling of 85116224 in words is "eighty-five million, one hundred sixteen thousand, two hundred twenty-four".