55301328 has 60 divisors (see below), whose sum is σ = 158079168. Its totient is φ = 18039360.

The previous prime is 55301327. The next prime is 55301341. The reversal of 55301328 is 82310355.

55301328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55301321) 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 11 ways as a sum of consecutive naturals, for example, 2683 + ... + 10853.

Almost surely, 2^55301328 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 55301328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79039584).

55301328 is an abundant number, since it is smaller than the sum of its proper divisors (102777840).

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

55301328 is a wasteful number, since it uses less digits than its factorization.

55301328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8232 (or 8223 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 55301328 is about 7436.4862670484. The cubic root of 55301328 is about 380.9884882958.

The spelling of 55301328 in words is "fifty-five million, three hundred one thousand, three hundred twenty-eight".