54512224 has 48 divisors (see below), whose sum is σ = 117588240. Its totient is φ = 24721920.

The previous prime is 54512221. The next prime is 54512243. The reversal of 54512224 is 42221545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54512221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23434 + ... + 25654.

It is an arithmetic number, because the mean of its divisors is an integer number (2449755).

Almost surely, 2^54512224 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 54512224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58794120).

54512224 is an abundant number, since it is smaller than the sum of its proper divisors (63076016).

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

54512224 is a wasteful number, since it uses less digits than its factorization.

54512224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2303 (or 2295 counting only the distinct ones).

The product of its digits is 3200, while the sum is 25.

The square root of 54512224 is about 7383.2393974461. The cubic root of 54512224 is about 379.1676703968.

Adding to 54512224 its reverse (42221545), we get a palindrome (96733769).

It can be divided in two parts, 545 and 12224, that added together give a square (12769 = 113²).

The spelling of 54512224 in words is "fifty-four million, five hundred twelve thousand, two hundred twenty-four".