55204033 has 2 divisors, whose sum is σ = 55204034. Its totient is φ = 55204032.

The previous prime is 55204027. The next prime is 55204043. The reversal of 55204033 is 33040255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46949904 + 8254129 = 6852^2 + 2873^2 .

It is a cyclic number.

It is not a de Polignac number, because 55204033 - 2⁵ = 55204001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55203995 and 55204013.

It is not a weakly prime, because it can be changed into another prime (55204043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27602016 + 27602017.

It is an arithmetic number, because the mean of its divisors is an integer number (27602017).

Almost surely, 2^55204033 is an apocalyptic number.

It is an amenable number.

55204033 is a deficient number, since it is larger than the sum of its proper divisors (1).

55204033 is an equidigital number, since it uses as much as digits as its factorization.

55204033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 55204033 is about 7429.9416552218. The cubic root of 55204033 is about 380.7649250385.

Adding to 55204033 its reverse (33040255), we get a palindrome (88244288).

The spelling of 55204033 in words is "fifty-five million, two hundred four thousand, thirty-three".