422116530 has 32 divisors (see below), whose sum is σ = 1105178688. Its totient is φ = 102331200.

The previous prime is 422116529. The next prime is 422116543. The reversal of 422116530 is 35611224.

It is a self number, because there is not a number n which added to its sum of digits gives 422116530.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639241 + ... + 639900.

It is an arithmetic number, because the mean of its divisors is an integer number (34536834).

Almost surely, 2^422116530 is an apocalyptic number.

422116530 is an abundant number, since it is smaller than the sum of its proper divisors (683062158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422116530 is a wasteful number, since it uses less digits than its factorization.

422116530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279162.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 422116530 is about 20545.4746842218. The cubic root of 422116530 is about 750.1431015831.

Adding to 422116530 its reverse (35611224), we get a palindrome (457727754).

The spelling of 422116530 in words is "four hundred twenty-two million, one hundred sixteen thousand, five hundred thirty".