55262617 has 2 divisors, whose sum is σ = 55262618. Its totient is φ = 55262616.

The previous prime is 55262593. The next prime is 55262651. The reversal of 55262617 is 71626255.

It is an a-pointer prime, because the next prime (55262651) can be obtained adding 55262617 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43811161 + 11451456 = 6619^2 + 3384^2 .

It is a cyclic number.

It is not a de Polignac number, because 55262617 - 2⁷ = 55262489 is a prime.

It is not a weakly prime, because it can be changed into another prime (55262657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27631308 + 27631309.

It is an arithmetic number, because the mean of its divisors is an integer number (27631309).

Almost surely, 2^55262617 is an apocalyptic number.

It is an amenable number.

55262617 is a deficient number, since it is larger than the sum of its proper divisors (1).

55262617 is an equidigital number, since it uses as much as digits as its factorization.

55262617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 34.

The square root of 55262617 is about 7433.8830364756. The cubic root of 55262617 is about 380.8995700694.

The spelling of 55262617 in words is "fifty-five million, two hundred sixty-two thousand, six hundred seventeen".