85197316 has 6 divisors (see below), whose sum is σ = 149095310. Its totient is φ = 42598656.

The previous prime is 85197293. The next prime is 85197337. The reversal of 85197316 is 61379158.

It can be written as a sum of positive squares in only one way, i.e., 68956416 + 16240900 = 8304^2 + 4030^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10649661 + ... + 10649668.

Almost surely, 2^85197316 is an apocalyptic number.

It is an amenable number.

85197316 is a deficient number, since it is larger than the sum of its proper divisors (63897994).

85197316 is a wasteful number, since it uses less digits than its factorization.

85197316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21299333 (or 21299331 counting only the distinct ones).

The product of its digits is 45360, while the sum is 40.

The square root of 85197316 is about 9230.2392168351. The cubic root of 85197316 is about 440.0229258027.

The spelling of 85197316 in words is "eighty-five million, one hundred ninety-seven thousand, three hundred sixteen".