85164194 has 8 divisors (see below), whose sum is σ = 134469840. Its totient is φ = 40340916.

The previous prime is 85164181. The next prime is 85164221. The reversal of 85164194 is 49146158.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 2241163 = 85164194 / (8 + 5 + 1 + 6 + 4 + 1 + 9 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120544 + ... + 1120619.

It is an arithmetic number, because the mean of its divisors is an integer number (16808730).

Almost surely, 2^85164194 is an apocalyptic number.

85164194 is a deficient number, since it is larger than the sum of its proper divisors (49305646).

85164194 is a wasteful number, since it uses less digits than its factorization.

85164194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241184.

The product of its digits is 34560, while the sum is 38.

The square root of 85164194 is about 9228.4448310644. Note that the first 3 decimals coincide. The cubic root of 85164194 is about 439.9658961170.

It can be divided in two parts, 85164 and 194, that added together give a palindrome (85358).

The spelling of 85164194 in words is "eighty-five million, one hundred sixty-four thousand, one hundred ninety-four".