85259373 has 4 divisors (see below), whose sum is σ = 113679168. Its totient is φ = 56839580.

The previous prime is 85259371. The next prime is 85259387. The reversal of 85259373 is 37395258.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85259373 - 2¹ = 85259371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85259371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14209893 + ... + 14209898.

It is an arithmetic number, because the mean of its divisors is an integer number (28419792).

Almost surely, 2^85259373 is an apocalyptic number.

It is an amenable number.

85259373 is a deficient number, since it is larger than the sum of its proper divisors (28419795).

85259373 is a wasteful number, since it uses less digits than its factorization.

85259373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28419794.

The product of its digits is 226800, while the sum is 42.

The square root of 85259373 is about 9233.6002187662. The cubic root of 85259373 is about 440.1297361919.

The spelling of 85259373 in words is "eighty-five million, two hundred fifty-nine thousand, three hundred seventy-three".