55921182 has 16 divisors (see below), whose sum is σ = 111929472. Its totient is φ = 18625880.

The previous prime is 55921169. The next prime is 55921183. The reversal of 55921182 is 28112955.

55921182 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 not an unprimeable number, because it can be changed into a prime (55921183) 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 7 ways as a sum of consecutive naturals, for example, 7207 + ... + 12797.

It is an arithmetic number, because the mean of its divisors is an integer number (6995592).

Almost surely, 2^55921182 is an apocalyptic number.

55921182 is an abundant number, since it is smaller than the sum of its proper divisors (56008290).

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

55921182 is a wasteful number, since it uses less digits than its factorization.

55921182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7263.

The product of its digits is 7200, while the sum is 33.

The square root of 55921182 is about 7478.0466700870. The cubic root of 55921182 is about 382.4066601243.

The spelling of 55921182 in words is "fifty-five million, nine hundred twenty-one thousand, one hundred eighty-two".