85237122 has 16 divisors (see below), whose sum is σ = 175082112. Its totient is φ = 27644400.

The previous prime is 85237111. The next prime is 85237157. The reversal of 85237122 is 22173258.

It is a self number, because there is not a number n which added to its sum of digits gives 85237122.

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, 191754 + ... + 192197.

It is an arithmetic number, because the mean of its divisors is an integer number (10942632).

Almost surely, 2^85237122 is an apocalyptic number.

85237122 is an abundant number, since it is smaller than the sum of its proper divisors (89844990).

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

85237122 is a wasteful number, since it uses less digits than its factorization.

85237122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383993.

The product of its digits is 6720, while the sum is 30.

The square root of 85237122 is about 9232.3952471718. The cubic root of 85237122 is about 440.0914444925.

The spelling of 85237122 in words is "eighty-five million, two hundred thirty-seven thousand, one hundred twenty-two".