85099325 has 6 divisors (see below), whose sum is σ = 105523194. Its totient is φ = 68079440.

The previous prime is 85099307. The next prime is 85099327. The reversal of 85099325 is 52399058.

It can be written as a sum of positive squares in 3 ways, for example, as 3865156 + 81234169 = 1966^2 + 9013^2 .

It is not a de Polignac number, because 85099325 - 2¹⁰ = 85098301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85099327) 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, 1701962 + ... + 1702011.

It is an arithmetic number, because the mean of its divisors is an integer number (17587199).

Almost surely, 2^85099325 is an apocalyptic number.

It is an amenable number.

85099325 is a deficient number, since it is larger than the sum of its proper divisors (20423869).

85099325 is a wasteful number, since it uses less digits than its factorization.

85099325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403983 (or 3403978 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 85099325 is about 9224.9295390263. The cubic root of 85099325 is about 439.8541613777.

The spelling of 85099325 in words is "eighty-five million, ninety-nine thousand, three hundred twenty-five".