85761826 has 8 divisors (see below), whose sum is σ = 128791404. Its totient is φ = 42831360.

The previous prime is 85761803. The next prime is 85761829. The reversal of 85761826 is 62816758.

It can be written as a sum of positive squares in 2 ways, for example, as 66830625 + 18931201 = 8175^2 + 4351^2 .

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

It is not an unprimeable number, because it can be changed into a prime (85761829) by changing a digit.

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, 22575 + ... + 26098.

Almost surely, 2^85761826 is an apocalyptic number.

85761826 is a deficient number, since it is larger than the sum of its proper divisors (43029578).

85761826 is a wasteful number, since it uses less digits than its factorization.

85761826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49556.

The product of its digits is 161280, while the sum is 43.

The square root of 85761826 is about 9260.7681106915. The cubic root of 85761826 is about 440.9926384039.

The spelling of 85761826 in words is "eighty-five million, seven hundred sixty-one thousand, eight hundred twenty-six".