55730124 has 18 divisors (see below), whose sum is σ = 140873460. Its totient is φ = 18576696.

The previous prime is 55730123. The next prime is 55730137. The reversal of 55730124 is 42103755.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (55730123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 773994 + ... + 774065.

Almost surely, 2^55730124 is an apocalyptic number.

It is an amenable number.

55730124 is an abundant number, since it is smaller than the sum of its proper divisors (85143336).

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

55730124 is a wasteful number, since it uses less digits than its factorization.

55730124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548069 (or 1548064 counting only the distinct ones).

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

The square root of 55730124 is about 7465.2611474750. The cubic root of 55730124 is about 381.9706582728.

Adding to 55730124 its reverse (42103755), we get a palindrome (97833879).

The spelling of 55730124 in words is "fifty-five million, seven hundred thirty thousand, one hundred twenty-four".