422350165 has 4 divisors (see below), whose sum is σ = 506820204. Its totient is φ = 337880128.

The previous prime is 422350151. The next prime is 422350211. The reversal of 422350165 is 561053224.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 265624804 + 156725361 = 16298^2 + 12519^2 .

It is a cyclic number.

It is not a de Polignac number, because 422350165 - 2¹¹ = 422348117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42235012 + ... + 42235021.

It is an arithmetic number, because the mean of its divisors is an integer number (126705051).

Almost surely, 2^422350165 is an apocalyptic number.

It is an amenable number.

422350165 is a deficient number, since it is larger than the sum of its proper divisors (84470039).

422350165 is an equidigital number, since it uses as much as digits as its factorization.

422350165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84470038.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 422350165 is about 20551.1596996374. The cubic root of 422350165 is about 750.2814736095.

The spelling of 422350165 in words is "four hundred twenty-two million, three hundred fifty thousand, one hundred sixty-five".