422165371 has 2 divisors, whose sum is σ = 422165372. Its totient is φ = 422165370.

The previous prime is 422165329. The next prime is 422165377. The reversal of 422165371 is 173561224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422165371 - 2¹³ = 422157179 is a prime.

It is equal to p_22453672 and since 422165371 and 22453672 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (422165377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211082685 + 211082686.

It is an arithmetic number, because the mean of its divisors is an integer number (211082686).

Almost surely, 2^422165371 is an apocalyptic number.

422165371 is a deficient number, since it is larger than the sum of its proper divisors (1).

422165371 is an equidigital number, since it uses as much as digits as its factorization.

422165371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 31.

The square root of 422165371 is about 20546.6632570839. The cubic root of 422165371 is about 750.1720322406.

The spelling of 422165371 in words is "four hundred twenty-two million, one hundred sixty-five thousand, three hundred seventy-one".