85679422 has 16 divisors (see below), whose sum is σ = 139400352. Its totient is φ = 39335680.

The previous prime is 85679413. The next prime is 85679471. The reversal of 85679422 is 22497658.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29338 + ... + 32125.

It is an arithmetic number, because the mean of its divisors is an integer number (8712522).

Almost surely, 2^85679422 is an apocalyptic number.

85679422 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

85679422 is a deficient number, since it is larger than the sum of its proper divisors (53720930).

85679422 is a wasteful number, since it uses less digits than its factorization.

85679422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61523.

The product of its digits is 241920, while the sum is 43.

The square root of 85679422 is about 9256.3179504596. The cubic root of 85679422 is about 440.8513509796.

The spelling of 85679422 in words is "eighty-five million, six hundred seventy-nine thousand, four hundred twenty-two".