55823424 has 56 divisors (see below), whose sum is σ = 148669248. Its totient is φ = 18485760.

The previous prime is 55823419. The next prime is 55823429. The reversal of 55823424 is 42432855.

It is an interprime number because it is at equal distance from previous prime (55823419) and next prime (55823429).

It is not an unprimeable number, because it can be changed into a prime (55823429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31194 + ... + 32934.

It is an arithmetic number, because the mean of its divisors is an integer number (2654808).

Almost surely, 2^55823424 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 55823424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74334624).

55823424 is an abundant number, since it is smaller than the sum of its proper divisors (92845824).

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

55823424 is a wasteful number, since it uses less digits than its factorization.

55823424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923 (or 1913 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 55823424 is about 7471.5074784142. The cubic root of 55823424 is about 382.1836968161.

The spelling of 55823424 in words is "fifty-five million, eight hundred twenty-three thousand, four hundred twenty-four".