55503384 has 16 divisors (see below), whose sum is σ = 138758520. Its totient is φ = 18501120.

The previous prime is 55503373. The next prime is 55503407. The reversal of 55503384 is 48330555.

55503384 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 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 3 ways as a sum of consecutive naturals, for example, 1156297 + ... + 1156344.

Almost surely, 2^55503384 is an apocalyptic number.

It is an amenable number.

55503384 is an abundant number, since it is smaller than the sum of its proper divisors (83255136).

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

55503384 is a wasteful number, since it uses less digits than its factorization.

55503384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312650 (or 2312646 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 55503384 is about 7450.0593286228. The cubic root of 55503384 is about 381.4519337303.

The spelling of 55503384 in words is "fifty-five million, five hundred three thousand, three hundred eighty-four".