55752443 has 2 divisors, whose sum is σ = 55752444. Its totient is φ = 55752442.

The previous prime is 55752419. The next prime is 55752493. The reversal of 55752443 is 34425755.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55752443 - 2⁸ = 55752187 is a prime.

It is not a weakly prime, because it can be changed into another prime (55752493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27876221 + 27876222.

It is an arithmetic number, because the mean of its divisors is an integer number (27876222).

Almost surely, 2^55752443 is an apocalyptic number.

55752443 is a deficient number, since it is larger than the sum of its proper divisors (1).

55752443 is an equidigital number, since it uses as much as digits as its factorization.

55752443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84000, while the sum is 35.

The square root of 55752443 is about 7466.7558551221. The cubic root of 55752443 is about 382.0216424605.

The spelling of 55752443 in words is "fifty-five million, seven hundred fifty-two thousand, four hundred forty-three".