55759229 has 2 divisors, whose sum is σ = 55759230. Its totient is φ = 55759228.

The previous prime is 55759181. The next prime is 55759237. The reversal of 55759229 is 92295755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31058329 + 24700900 = 5573^2 + 4970^2 .

It is a cyclic number.

It is not a de Polignac number, because 55759229 - 2⁸ = 55758973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55759229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55759729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27879614 + 27879615.

It is an arithmetic number, because the mean of its divisors is an integer number (27879615).

Almost surely, 2^55759229 is an apocalyptic number.

It is an amenable number.

55759229 is a deficient number, since it is larger than the sum of its proper divisors (1).

55759229 is an equidigital number, since it uses as much as digits as its factorization.

55759229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 283500, while the sum is 44.

The square root of 55759229 is about 7467.2102555104. The cubic root of 55759229 is about 382.0371412952.

The spelling of 55759229 in words is "fifty-five million, seven hundred fifty-nine thousand, two hundred twenty-nine".