55224024 has 32 divisors (see below), whose sum is σ = 146182320. Its totient is φ = 17325056.

The previous prime is 55224023. The next prime is 55224031. The reversal of 55224024 is 42042255.

It is a happy number.

55224024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 55223985 and 55224003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55224023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67269 + ... + 68084.

Almost surely, 2^55224024 is an apocalyptic number.

It is an amenable number.

55224024 is an abundant number, since it is smaller than the sum of its proper divisors (90958296).

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

55224024 is a wasteful number, since it uses less digits than its factorization.

55224024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135379 (or 135375 counting only the distinct ones).

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

The square root of 55224024 is about 7431.2868333822. The cubic root of 55224024 is about 380.8108815418.

Adding to 55224024 its reverse (42042255), we get a palindrome (97266279).

The spelling of 55224024 in words is "fifty-five million, two hundred twenty-four thousand, twenty-four".