55474344 has 96 divisors (see below), whose sum is σ = 158558400. Its totient is φ = 17487360.

The previous prime is 55474301. The next prime is 55474403. The reversal of 55474344 is 44347455.

55474344 is a `hidden beast` number, since 554 + 74 + 34 + 4 = 666.

55474344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 55474299 and 55474308.

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, 230064 + ... + 230304.

It is an arithmetic number, because the mean of its divisors is an integer number (1651650).

Almost surely, 2^55474344 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 55474344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79279200).

55474344 is an abundant number, since it is smaller than the sum of its proper divisors (103084056).

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

55474344 is a wasteful number, since it uses less digits than its factorization.

55474344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415 (or 408 counting only the distinct ones).

The product of its digits is 134400, while the sum is 36.

The square root of 55474344 is about 7448.1100958565. The cubic root of 55474344 is about 381.3853954652.

The spelling of 55474344 in words is "fifty-five million, four hundred seventy-four thousand, three hundred forty-four".