55548243 has 24 divisors (see below), whose sum is σ = 84333600. Its totient is φ = 35164800.

The previous prime is 55548203. The next prime is 55548277. The reversal of 55548243 is 34284555.

It is not a de Polignac number, because 55548243 - 2¹² = 55544147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55548198 and 55548207.

It is not an unprimeable number, because it can be changed into a prime (55548203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29943 + ... + 31743.

It is an arithmetic number, because the mean of its divisors is an integer number (3513900).

Almost surely, 2^55548243 is an apocalyptic number.

55548243 is a deficient number, since it is larger than the sum of its proper divisors (28785357).

55548243 is a wasteful number, since it uses less digits than its factorization.

55548243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979 (or 1976 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 55548243 is about 7453.0693677169. The cubic root of 55548243 is about 381.5546718769.

The spelling of 55548243 in words is "fifty-five million, five hundred forty-eight thousand, two hundred forty-three".