55546344 has 128 divisors (see below), whose sum is σ = 186796800. Its totient is φ = 14929920.

The previous prime is 55546343. The next prime is 55546363. The reversal of 55546344 is 44364555.

55546344 is a `hidden beast` number, since 5 + 554 + 63 + 44 = 666.

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 = 55546299 and 55546308.

It is not an unprimeable number, because it can be changed into a prime (55546343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24624 + ... + 26784.

It is an arithmetic number, because the mean of its divisors is an integer number (1459350).

Almost surely, 2^55546344 is an apocalyptic number.

55546344 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55546344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93398400).

55546344 is an abundant number, since it is smaller than the sum of its proper divisors (131250456).

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

55546344 is a wasteful number, since it uses less digits than its factorization.

55546344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200 (or 2190 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 55546344 is about 7452.9419694507. The cubic root of 55546344 is about 381.5503238211.

The spelling of 55546344 in words is "fifty-five million, five hundred forty-six thousand, three hundred forty-four".