86553225 has 48 divisors (see below), whose sum is σ = 173471040. Its totient is φ = 41961600.

The previous prime is 86553223. The next prime is 86553277. The reversal of 86553225 is 52235568.

It is a happy number.

86553225 is a `hidden beast` number, since 86 + 553 + 2 + 25 = 666.

It is not a de Polignac number, because 86553225 - 2¹ = 86553223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86553225.

It is not an unprimeable number, because it can be changed into a prime (86553221) 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 47 ways as a sum of consecutive naturals, for example, 1597 + ... + 13253.

It is an arithmetic number, because the mean of its divisors is an integer number (3613980).

Almost surely, 2^86553225 is an apocalyptic number.

It is an amenable number.

86553225 is an abundant number, since it is smaller than the sum of its proper divisors (86917815).

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

86553225 is a wasteful number, since it uses less digits than its factorization.

86553225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11687 (or 11676 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 86553225 is about 9303.3985725648. The cubic root of 86553225 is about 442.3449614856.

The spelling of 86553225 in words is "eighty-six million, five hundred fifty-three thousand, two hundred twenty-five".