55453224 has 16 divisors (see below), whose sum is σ = 138633120. Its totient is φ = 18484400.

The previous prime is 55453199. The next prime is 55453241. The reversal of 55453224 is 42235455.

It is a junction number, because it is equal to n+sod(n) for n = 55453191 and 55453200.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1155252 + ... + 1155299.

It is an arithmetic number, because the mean of its divisors is an integer number (8664570).

Almost surely, 2^55453224 is an apocalyptic number.

It is an amenable number.

55453224 is an abundant number, since it is smaller than the sum of its proper divisors (83179896).

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

55453224 is a wasteful number, since it uses less digits than its factorization.

55453224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2310560 (or 2310556 counting only the distinct ones).

The product of its digits is 24000, while the sum is 30.

The square root of 55453224 is about 7446.6921515529. The cubic root of 55453224 is about 381.3369894130.

Adding to 55453224 its reverse (42235455), we get a palindrome (97688679).

The spelling of 55453224 in words is "fifty-five million, four hundred fifty-three thousand, two hundred twenty-four".