85226117 has 4 divisors (see below), whose sum is σ = 90239436. Its totient is φ = 80212800.

The previous prime is 85226107. The next prime is 85226131. The reversal of 85226117 is 71162258.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76020961 + 9205156 = 8719^2 + 3034^2 .

It is not a de Polignac number, because 85226117 - 2¹⁰ = 85225093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85226107) 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 in 3 ways as a sum of consecutive naturals, for example, 2506634 + ... + 2506667.

It is an arithmetic number, because the mean of its divisors is an integer number (22559859).

Almost surely, 2^85226117 is an apocalyptic number.

It is an amenable number.

85226117 is a deficient number, since it is larger than the sum of its proper divisors (5013319).

85226117 is a wasteful number, since it uses less digits than its factorization.

85226117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5013318.

The product of its digits is 6720, while the sum is 32.

The square root of 85226117 is about 9231.7992287528. The cubic root of 85226117 is about 440.0725035480.

The spelling of 85226117 in words is "eighty-five million, two hundred twenty-six thousand, one hundred seventeen".