300042217 has 2 divisors, whose sum is σ = 300042218. Its totient is φ = 300042216.

The previous prime is 300042187. The next prime is 300042241. The reversal of 300042217 is 712240003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225720576 + 74321641 = 15024^2 + 8621^2 .

It is a cyclic number.

It is not a de Polignac number, because 300042217 - 2¹⁹ = 299517929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 300042194 and 300042203.

It is not a weakly prime, because it can be changed into another prime (300042277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150021108 + 150021109.

It is an arithmetic number, because the mean of its divisors is an integer number (150021109).

Almost surely, 2^300042217 is an apocalyptic number.

It is an amenable number.

300042217 is a deficient number, since it is larger than the sum of its proper divisors (1).

300042217 is an equidigital number, since it uses as much as digits as its factorization.

300042217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 300042217 is about 17321.7267326326. The cubic root of 300042217 is about 669.4643502214.

The spelling of 300042217 in words is "three hundred million, forty-two thousand, two hundred seventeen".