55856952 has 96 divisors (see below), whose sum is σ = 159868800. Its totient is φ = 18265824.

The previous prime is 55856891. The next prime is 55857001. The reversal of 55856952 is 25965855.

55856952 is a `hidden beast` number, since 5 + 585 + 69 + 5 + 2 = 666.

55856952 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 = 55856898 and 55856907.

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 23 ways as a sum of consecutive naturals, for example, 114453 + ... + 114939.

It is an arithmetic number, because the mean of its divisors is an integer number (1665300).

Almost surely, 2^55856952 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 55856952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79934400).

55856952 is an abundant number, since it is smaller than the sum of its proper divisors (104011848).

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

55856952 is a wasteful number, since it uses less digits than its factorization.

55856952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567 (or 551 counting only the distinct ones).

The product of its digits is 540000, while the sum is 45.

The square root of 55856952 is about 7473.7508655293. The cubic root of 55856952 is about 382.2601957094.

The spelling of 55856952 in words is "fifty-five million, eight hundred fifty-six thousand, nine hundred fifty-two".