422175343 has 2 divisors, whose sum is σ = 422175344. Its totient is φ = 422175342.

The previous prime is 422175337. The next prime is 422175353. The reversal of 422175343 is 343571224.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422175343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422175323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211087671 + 211087672.

It is an arithmetic number, because the mean of its divisors is an integer number (211087672).

Almost surely, 2^422175343 is an apocalyptic number.

422175343 is a deficient number, since it is larger than the sum of its proper divisors (1).

422175343 is an equidigital number, since it uses as much as digits as its factorization.

422175343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 31.

The square root of 422175343 is about 20546.9059227904. The cubic root of 422175343 is about 750.1779388174.

The spelling of 422175343 in words is "four hundred twenty-two million, one hundred seventy-five thousand, three hundred forty-three".