420002267 has 2 divisors, whose sum is σ = 420002268. Its totient is φ = 420002266.

The previous prime is 420002213. The next prime is 420002311. The reversal of 420002267 is 762200024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420002267 - 2¹⁰ = 420001243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (420002767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210001133 + 210001134.

It is an arithmetic number, because the mean of its divisors is an integer number (210001134).

Almost surely, 2^420002267 is an apocalyptic number.

420002267 is a deficient number, since it is larger than the sum of its proper divisors (1).

420002267 is an equidigital number, since it uses as much as digits as its factorization.

420002267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 420002267 is about 20493.9568409812. The cubic root of 420002267 is about 748.8885861221. Note that the first 3 decimals are identical.

The spelling of 420002267 in words is "four hundred twenty million, two thousand, two hundred sixty-seven".