52224120 has 96 divisors (see below), whose sum is σ = 182800800. Its totient is φ = 12854016.

The previous prime is 52224091. The next prime is 52224163. The reversal of 52224120 is 2142225.

52224120 is a `hidden beast` number, since 522 + 24 + 120 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 52224093 and 52224102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 900 + ... + 10259.

It is an arithmetic number, because the mean of its divisors is an integer number (1904175).

Almost surely, 2^52224120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52224120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91400400).

52224120 is an abundant number, since it is smaller than the sum of its proper divisors (130576680).

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

52224120 is a wasteful number, since it uses less digits than its factorization.

52224120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11189 (or 11182 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 52224120 is about 7226.6257686420. The cubic root of 52224120 is about 373.7865845629.

Adding to 52224120 its reverse (2142225), we get a palindrome (54366345).

It can be divided in two parts, 522 and 24120, that added together give a palindrome (24642).

The spelling of 52224120 in words is "fifty-two million, two hundred twenty-four thousand, one hundred twenty".