420886343 has 2 divisors, whose sum is σ = 420886344. Its totient is φ = 420886342.

The previous prime is 420886327. The next prime is 420886351. The reversal of 420886343 is 343688024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420886343 - 2⁴ = 420886327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420886297 and 420886306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420886643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210443171 + 210443172.

It is an arithmetic number, because the mean of its divisors is an integer number (210443172).

Almost surely, 2^420886343 is an apocalyptic number.

420886343 is a deficient number, since it is larger than the sum of its proper divisors (1).

420886343 is an equidigital number, since it uses as much as digits as its factorization.

420886343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 420886343 is about 20515.5146901071. The cubic root of 420886343 is about 749.4136709289.

The spelling of 420886343 in words is "four hundred twenty million, eight hundred eighty-six thousand, three hundred forty-three".