55423344 has 20 divisors (see below), whose sum is σ = 143177096. Its totient is φ = 18474432.

The previous prime is 55423343. The next prime is 55423351. The reversal of 55423344 is 44332455.

55423344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55423343) 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 3 ways as a sum of consecutive naturals, for example, 577279 + ... + 577374.

Almost surely, 2^55423344 is an apocalyptic number.

It is an amenable number.

55423344 is an abundant number, since it is smaller than the sum of its proper divisors (87753752).

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

55423344 is a wasteful number, since it uses less digits than its factorization.

55423344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154664 (or 1154658 counting only the distinct ones).

The product of its digits is 28800, while the sum is 30.

The square root of 55423344 is about 7444.6856213006. The cubic root of 55423344 is about 381.2684848513.

Adding to 55423344 its reverse (44332455), we get a palindrome (99755799).

The spelling of 55423344 in words is "fifty-five million, four hundred twenty-three thousand, three hundred forty-four".