85573853 has 8 divisors (see below), whose sum is σ = 91778400. Its totient is φ = 79539408.

The previous prime is 85573837. The next prime is 85573861. The reversal of 85573853 is 35837558.

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

It is a cyclic number.

It is not a de Polignac number, because 85573853 - 2⁴ = 85573837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85573153) 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 7 ways as a sum of consecutive naturals, for example, 41483 + ... + 43496.

It is an arithmetic number, because the mean of its divisors is an integer number (11472300).

Almost surely, 2^85573853 is an apocalyptic number.

It is an amenable number.

85573853 is a deficient number, since it is larger than the sum of its proper divisors (6204547).

85573853 is a wasteful number, since it uses less digits than its factorization.

85573853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85051.

The product of its digits is 504000, while the sum is 44.

The square root of 85573853 is about 9250.6136553204. The cubic root of 85573853 is about 440.6702131094.

The spelling of 85573853 in words is "eighty-five million, five hundred seventy-three thousand, eight hundred fifty-three".