55796617 has 2 divisors, whose sum is σ = 55796618. Its totient is φ = 55796616.

The previous prime is 55796603. The next prime is 55796623. The reversal of 55796617 is 71669755.

It is a happy number.

55796617 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., 31036041 + 24760576 = 5571^2 + 4976^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55796617 is a prime.

It is a super-2 number, since 2×55796617² = 6226524937289378, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55796677) 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, 27898308 + 27898309.

It is an arithmetic number, because the mean of its divisors is an integer number (27898309).

Almost surely, 2^55796617 is an apocalyptic number.

It is an amenable number.

55796617 is a deficient number, since it is larger than the sum of its proper divisors (1).

55796617 is an equidigital number, since it uses as much as digits as its factorization.

55796617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 396900, while the sum is 46.

The square root of 55796617 is about 7469.7133144452. The cubic root of 55796617 is about 382.1225108001.

The spelling of 55796617 in words is "fifty-five million, seven hundred ninety-six thousand, six hundred seventeen".