54520224 has 96 divisors (see below), whose sum is σ = 165364416. Its totient is φ = 15544320.

The previous prime is 54520217. The next prime is 54520231. The reversal of 54520224 is 42202545.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54520217) and next prime (54520231).

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 54520194 and 54520203.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16434 + ... + 19470.

It is an arithmetic number, because the mean of its divisors is an integer number (1722546).

Almost surely, 2^54520224 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 54520224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82682208).

54520224 is an abundant number, since it is smaller than the sum of its proper divisors (110844192).

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

54520224 is a wasteful number, since it uses less digits than its factorization.

54520224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078 (or 3070 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 54520224 is about 7383.7811451857. The cubic root of 54520224 is about 379.1862178758.

Adding to 54520224 its reverse (42202545), we get a palindrome (96722769).

The spelling of 54520224 in words is "fifty-four million, five hundred twenty thousand, two hundred twenty-four".