55504132 has 24 divisors (see below), whose sum is σ = 99277920. Its totient is φ = 27144000.

The previous prime is 55504121. The next prime is 55504147. The reversal of 55504132 is 23140555.

55504132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55504097 and 55504106.

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, 58768 + ... + 59704.

It is an arithmetic number, because the mean of its divisors is an integer number (4136580).

Almost surely, 2^55504132 is an apocalyptic number.

It is an amenable number.

55504132 is a deficient number, since it is larger than the sum of its proper divisors (43773788).

55504132 is a wasteful number, since it uses less digits than its factorization.

55504132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251 (or 1249 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 55504132 is about 7450.1095293962. The cubic root of 55504132 is about 381.4536472881.

Adding to 55504132 its reverse (23140555), we get a palindrome (78644687).

The spelling of 55504132 in words is "fifty-five million, five hundred four thousand, one hundred thirty-two".