92130217 has 2 divisors, whose sum is σ = 92130218. Its totient is φ = 92130216.

The previous prime is 92130197. The next prime is 92130251. The reversal of 92130217 is 71203129.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85673536 + 6456681 = 9256^2 + 2541^2 .

It is a cyclic number.

It is not a de Polignac number, because 92130217 - 2¹⁹ = 91605929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 92130191 and 92130200.

It is not a weakly prime, because it can be changed into another prime (92130257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46065108 + 46065109.

It is an arithmetic number, because the mean of its divisors is an integer number (46065109).

Almost surely, 2^92130217 is an apocalyptic number.

It is an amenable number.

92130217 is a deficient number, since it is larger than the sum of its proper divisors (1).

92130217 is an equidigital number, since it uses as much as digits as its factorization.

92130217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 92130217 is about 9598.4486767394. The cubic root of 92130217 is about 451.6486308495.

The spelling of 92130217 in words is "ninety-two million, one hundred thirty thousand, two hundred seventeen".