85361697 has 6 divisors (see below), whose sum is σ = 123300242. Its totient is φ = 56907792.

The previous prime is 85361681. The next prime is 85361789. The reversal of 85361697 is 79616358.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 64786401 + 20575296 = 8049^2 + 4536^2 .

It is not a de Polignac number, because 85361697 - 2⁴ = 85361681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85361677) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4742308 + ... + 4742325.

Almost surely, 2^85361697 is an apocalyptic number.

It is an amenable number.

85361697 is a deficient number, since it is larger than the sum of its proper divisors (37938545).

85361697 is a wasteful number, since it uses less digits than its factorization.

85361697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9484639 (or 9484636 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 85361697 is about 9239.1394079752. The cubic root of 85361697 is about 440.3057396387.

The spelling of 85361697 in words is "eighty-five million, three hundred sixty-one thousand, six hundred ninety-seven".