55338822 has 64 divisors (see below), whose sum is σ = 153331200. Its totient is φ = 14372640.

The previous prime is 55338817. The next prime is 55338823. The reversal of 55338822 is 22883355.

55338822 is a `hidden beast` number, since 553 + 3 + 88 + 22 = 666.

55338822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55338823) 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 31 ways as a sum of consecutive naturals, for example, 2497 + ... + 10812.

It is an arithmetic number, because the mean of its divisors is an integer number (2395800).

Almost surely, 2^55338822 is an apocalyptic number.

55338822 is an abundant number, since it is smaller than the sum of its proper divisors (97992378).

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

55338822 is a wasteful number, since it uses less digits than its factorization.

55338822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13338 (or 13332 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 55338822 is about 7439.0067885438. The cubic root of 55338822 is about 381.0745715526.

The spelling of 55338822 in words is "fifty-five million, three hundred thirty-eight thousand, eight hundred twenty-two".