85344426 has 24 divisors (see below), whose sum is σ = 190879104. Its totient is φ = 27530280.

The previous prime is 85344397. The next prime is 85344431. The reversal of 85344426 is 62444358.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75916 + ... + 77031.

It is an arithmetic number, because the mean of its divisors is an integer number (7953296).

Almost surely, 2^85344426 is an apocalyptic number.

85344426 is an abundant number, since it is smaller than the sum of its proper divisors (105534678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85344426 is a wasteful number, since it uses less digits than its factorization.

85344426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152986 (or 152983 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

The square root of 85344426 is about 9238.2046957188. The cubic root of 85344426 is about 440.2760423481.

The spelling of 85344426 in words is "eighty-five million, three hundred forty-four thousand, four hundred twenty-six".