85726734 has 16 divisors (see below), whose sum is σ = 171966288. Its totient is φ = 28490112.

The previous prime is 85726709. The next prime is 85726741. The reversal of 85726734 is 43762758.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19177 + ... + 23220.

It is an arithmetic number, because the mean of its divisors is an integer number (10747893).

Almost surely, 2^85726734 is an apocalyptic number.

85726734 is an abundant number, since it is smaller than the sum of its proper divisors (86239554).

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

85726734 is a wasteful number, since it uses less digits than its factorization.

85726734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42739.

The product of its digits is 282240, while the sum is 42.

The square root of 85726734 is about 9258.8732575838. The cubic root of 85726734 is about 440.9324817834.

The spelling of 85726734 in words is "eighty-five million, seven hundred twenty-six thousand, seven hundred thirty-four".