85422458 has 32 divisors (see below), whose sum is σ = 145566720. Its totient is φ = 37240000.

The previous prime is 85422457. The next prime is 85422473.

85422458 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (85422451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121508 + ... + 122208.

It is an arithmetic number, because the mean of its divisors is an integer number (4548960).

Almost surely, 2^85422458 is an apocalyptic number.

85422458 is a deficient number, since it is larger than the sum of its proper divisors (60144262).

85422458 is a wasteful number, since it uses less digits than its factorization.

85422458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934.

The product of its digits is 102400, while the sum is 38.

The square root of 85422458 is about 9242.4270621953. The cubic root of 85422458 is about 440.4101856714.

The spelling of 85422458 in words is "eighty-five million, four hundred twenty-two thousand, four hundred fifty-eight".