85122673 has 4 divisors (see below), whose sum is σ = 85918320. Its totient is φ = 84327028.

The previous prime is 85122647. The next prime is 85122677. The reversal of 85122673 is 37622158.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-85122673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85122677) 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, 397663 + ... + 397876.

It is an arithmetic number, because the mean of its divisors is an integer number (21479580).

Almost surely, 2^85122673 is an apocalyptic number.

It is an amenable number.

85122673 is a deficient number, since it is larger than the sum of its proper divisors (795647).

85122673 is a wasteful number, since it uses less digits than its factorization.

85122673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795646.

The product of its digits is 20160, while the sum is 34.

The square root of 85122673 is about 9226.1949361587. The cubic root of 85122673 is about 439.8943840857.

The spelling of 85122673 in words is "eighty-five million, one hundred twenty-two thousand, six hundred seventy-three".