85726064 has 10 divisors (see below), whose sum is σ = 166094280. Its totient is φ = 42863024.

The previous prime is 85726063. The next prime is 85726079. The reversal of 85726064 is 46062758.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85726063) by changing a digit.

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 as a sum of consecutive naturals, namely, 2678924 + ... + 2678955.

It is an arithmetic number, because the mean of its divisors is an integer number (16609428).

Almost surely, 2^85726064 is an apocalyptic number.

It is an amenable number.

85726064 is a deficient number, since it is larger than the sum of its proper divisors (80368216).

85726064 is a wasteful number, since it uses less digits than its factorization.

85726064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357887 (or 5357881 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 85726064 is about 9258.8370760047. The cubic root of 85726064 is about 440.9313330731.

The spelling of 85726064 in words is "eighty-five million, seven hundred twenty-six thousand, sixty-four".