55827883 has 2 divisors, whose sum is σ = 55827884. Its totient is φ = 55827882.

The previous prime is 55827859. The next prime is 55827887. The reversal of 55827883 is 38872855.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55827883 is a prime.

It is not a weakly prime, because it can be changed into another prime (55827887) 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, 27913941 + 27913942.

It is an arithmetic number, because the mean of its divisors is an integer number (27913942).

Almost surely, 2^55827883 is an apocalyptic number.

55827883 is a deficient number, since it is larger than the sum of its proper divisors (1).

55827883 is an equidigital number, since it uses as much as digits as its factorization.

55827883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 537600, while the sum is 46.

The square root of 55827883 is about 7471.8058727459. The cubic root of 55827883 is about 382.1938724235.

It can be divided in two parts, 558 and 27883, that added together give a triangular number (28441 = T₂₃₈).

The spelling of 55827883 in words is "fifty-five million, eight hundred twenty-seven thousand, eight hundred eighty-three".