55108332 has 36 divisors (see below), whose sum is σ = 139583080. Its totient is φ = 18332352.

The previous prime is 55108309. The next prime is 55108337. The reversal of 55108332 is 23380155.

55108332 is a `hidden beast` number, since 551 + 0 + 83 + 32 = 666.

55108332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 55108296 and 55108305.

It is not an unprimeable number, because it can be changed into a prime (55108337) 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, 21048 + ... + 23520.

Almost surely, 2^55108332 is an apocalyptic number.

It is an amenable number.

55108332 is an abundant number, since it is smaller than the sum of its proper divisors (84474748).

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

55108332 is a wasteful number, since it uses less digits than its factorization.

55108332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102 (or 3097 counting only the distinct ones).

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

The square root of 55108332 is about 7423.4986360880. The cubic root of 55108332 is about 380.5447680471.

Adding to 55108332 its reverse (23380155), we get a palindrome (78488487).

The spelling of 55108332 in words is "fifty-five million, one hundred eight thousand, three hundred thirty-two".