55225704 has 64 divisors (see below), whose sum is σ = 146419200. Its totient is φ = 17309376.

The previous prime is 55225697. The next prime is 55225733. The reversal of 55225704 is 40752255.

55225704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 73957 + ... + 74699.

It is an arithmetic number, because the mean of its divisors is an integer number (2287800).

Almost surely, 2^55225704 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 55225704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73209600).

55225704 is an abundant number, since it is smaller than the sum of its proper divisors (91193496).

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

55225704 is a wasteful number, since it uses less digits than its factorization.

55225704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934 (or 930 counting only the distinct ones).

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 55225704 is about 7431.3998681271. The cubic root of 55225704 is about 380.8147431208.

Adding to 55225704 its reverse (40752255), we get a palindrome (95977959).

The spelling of 55225704 in words is "fifty-five million, two hundred twenty-five thousand, seven hundred four".