55208856 has 32 divisors (see below), whose sum is σ = 138734640. Its totient is φ = 18307968.

The previous prime is 55208833. The next prime is 55208869. The reversal of 55208856 is 65880255.

55208856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

55208856 is a modest number, since divided by 8856 gives 552 as remainder.

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, 1111 + ... + 10566.

Almost surely, 2^55208856 is an apocalyptic number.

It is an amenable number.

55208856 is an abundant number, since it is smaller than the sum of its proper divisors (83525784).

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

55208856 is a wasteful number, since it uses less digits than its factorization.

55208856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883 (or 11879 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 39.

The square root of 55208856 is about 7430.2662132658. The cubic root of 55208856 is about 380.7760134539.

The spelling of 55208856 in words is "fifty-five million, two hundred eight thousand, eight hundred fifty-six".