302220422 has 32 divisors (see below), whose sum is σ = 546393600. Its totient is φ = 122473728.

The previous prime is 302220379. The next prime is 302220433. The reversal of 302220422 is 224022203.

It is a self number, because there is not a number n which added to its sum of digits gives 302220422.

It is a congruent number.

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, 246503 + ... + 247725.

It is an arithmetic number, because the mean of its divisors is an integer number (17074800).

Almost surely, 2^302220422 is an apocalyptic number.

302220422 is a deficient number, since it is larger than the sum of its proper divisors (244173178).

302220422 is a wasteful number, since it uses less digits than its factorization.

302220422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 302220422 is about 17384.4879706018. The cubic root of 302220422 is about 671.0804739115.

Adding to 302220422 its reverse (224022203), we get a palindrome (526242625).

The spelling of 302220422 in words is "three hundred two million, two hundred twenty thousand, four hundred twenty-two".