85623852 has 12 divisors (see below), whose sum is σ = 199789016. Its totient is φ = 28541280.

The previous prime is 85623847. The next prime is 85623859. The reversal of 85623852 is 25832658.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 85623852.

It is not an unprimeable number, because it can be changed into a prime (85623859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3567649 + ... + 3567672.

Almost surely, 2^85623852 is an apocalyptic number.

It is an amenable number.

85623852 is an abundant number, since it is smaller than the sum of its proper divisors (114165164).

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

85623852 is a wasteful number, since it uses less digits than its factorization.

85623852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7135328 (or 7135326 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The square root of 85623852 is about 9253.3157300505. The cubic root of 85623852 is about 440.7560211744.

The spelling of 85623852 in words is "eighty-five million, six hundred twenty-three thousand, eight hundred fifty-two".