55244123 has 12 divisors (see below), whose sum is σ = 61117224. Its totient is φ = 49896000.

The previous prime is 55244117. The next prime is 55244149. The reversal of 55244123 is 32144255.

It is a happy number.

It is not a de Polignac number, because 55244123 - 2⁴ = 55244107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55244092 and 55244101.

It is not an unprimeable number, because it can be changed into a prime (55244023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18323 + ... + 21123.

It is an arithmetic number, because the mean of its divisors is an integer number (5093102).

Almost surely, 2^55244123 is an apocalyptic number.

55244123 is a deficient number, since it is larger than the sum of its proper divisors (5873101).

55244123 is a wasteful number, since it uses less digits than its factorization.

55244123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2986 (or 2975 counting only the distinct ones).

The product of its digits is 4800, while the sum is 26.

The square root of 55244123 is about 7432.6390333448. The cubic root of 55244123 is about 380.8570751425.

Adding to 55244123 its reverse (32144255), we get a palindrome (87388378).

The spelling of 55244123 in words is "fifty-five million, two hundred forty-four thousand, one hundred twenty-three".