85652244 has 36 divisors (see below), whose sum is σ = 217395360. Its totient is φ = 28434000.

The previous prime is 85652219. The next prime is 85652267. The reversal of 85652244 is 44225658.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 85652199 and 85652208.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4297 + ... + 13775.

It is an arithmetic number, because the mean of its divisors is an integer number (6038760).

Almost surely, 2^85652244 is an apocalyptic number.

It is an amenable number.

85652244 is an abundant number, since it is smaller than the sum of its proper divisors (131743116).

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

85652244 is a wasteful number, since it uses less digits than its factorization.

85652244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9740 (or 9735 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 85652244 is about 9254.8497556686. The cubic root of 85652244 is about 440.8047325313.

The spelling of 85652244 in words is "eighty-five million, six hundred fifty-two thousand, two hundred forty-four".