55741320 has 96 divisors (see below), whose sum is σ = 183942720. Its totient is φ = 14636160.

The previous prime is 55741313. The next prime is 55741321. The reversal of 55741320 is 2314755.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (55741321) 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 23 ways as a sum of consecutive naturals, for example, 22965 + ... + 25275.

It is an arithmetic number, because the mean of its divisors is an integer number (1916070).

Almost surely, 2^55741320 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 55741320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91971360).

55741320 is an abundant number, since it is smaller than the sum of its proper divisors (128201400).

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

55741320 is a wasteful number, since it uses less digits than its factorization.

55741320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395 (or 2388 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 55741320 is about 7466.0109831154. The cubic root of 55741320 is about 381.9962354462.

The spelling of 55741320 in words is "fifty-five million, seven hundred forty-one thousand, three hundred twenty".