85673426 has 8 divisors (see below), whose sum is σ = 131983500. Its totient is φ = 41678928.

The previous prime is 85673381. The next prime is 85673431. The reversal of 85673426 is 62437658.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 85470025 + 203401 = 9245^2 + 451^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578801 + ... + 578948.

Almost surely, 2^85673426 is an apocalyptic number.

85673426 is a deficient number, since it is larger than the sum of its proper divisors (46310074).

85673426 is a wasteful number, since it uses less digits than its factorization.

85673426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157788.

The product of its digits is 241920, while the sum is 41.

The square root of 85673426 is about 9255.9940579065. The cubic root of 85673426 is about 440.8410668829.

The spelling of 85673426 in words is "eighty-five million, six hundred seventy-three thousand, four hundred twenty-six".