55488752 has 40 divisors (see below), whose sum is σ = 120466992. Its totient is φ = 24537600.

The previous prime is 55488707. The next prime is 55488773. The reversal of 55488752 is 25788455.

55488752 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 (44).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 2252 + ... + 10772.

Almost surely, 2^55488752 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 55488752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60233496).

55488752 is an abundant number, since it is smaller than the sum of its proper divisors (64978240).

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

55488752 is a wasteful number, since it uses less digits than its factorization.

55488752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8577 (or 8571 counting only the distinct ones).

The product of its digits is 448000, while the sum is 44.

The square root of 55488752 is about 7449.0772582918. The cubic root of 55488752 is about 381.4184108781.

The spelling of 55488752 in words is "fifty-five million, four hundred eighty-eight thousand, seven hundred fifty-two".