55627243 has 16 divisors (see below), whose sum is σ = 65577664. Its totient is φ = 46189440.

The previous prime is 55627207. The next prime is 55627259. The reversal of 55627243 is 34272655.

It is a cyclic number.

It is not a de Polignac number, because 55627243 - 2⁹ = 55626731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55627199 and 55627208.

It is not an unprimeable number, because it can be changed into a prime (55627643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102553 + ... + 103093.

It is an arithmetic number, because the mean of its divisors is an integer number (4098604).

Almost surely, 2^55627243 is an apocalyptic number.

55627243 is a deficient number, since it is larger than the sum of its proper divisors (9950421).

55627243 is a wasteful number, since it uses less digits than its factorization.

55627243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982.

The product of its digits is 50400, while the sum is 34.

The square root of 55627243 is about 7458.3673146339. The cubic root of 55627243 is about 381.7354669189.

Adding to 55627243 its reverse (34272655), we get a palindrome (89899898).

The spelling of 55627243 in words is "fifty-five million, six hundred twenty-seven thousand, two hundred forty-three".