55842029 has 2 divisors, whose sum is σ = 55842030. Its totient is φ = 55842028.

The previous prime is 55841983. The next prime is 55842043. The reversal of 55842029 is 92024855.

It is a happy number.

55842029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46854025 + 8988004 = 6845^2 + 2998^2 .

It is a cyclic number.

It is not a de Polignac number, because 55842029 - 2¹⁶ = 55776493 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55842029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55842049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27921014 + 27921015.

It is an arithmetic number, because the mean of its divisors is an integer number (27921015).

Almost surely, 2^55842029 is an apocalyptic number.

It is an amenable number.

55842029 is a deficient number, since it is larger than the sum of its proper divisors (1).

55842029 is an equidigital number, since it uses as much as digits as its factorization.

55842029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 55842029 is about 7472.7524380244. The cubic root of 55842029 is about 382.2261505472.

The spelling of 55842029 in words is "fifty-five million, eight hundred forty-two thousand, twenty-nine".