302222442 has 8 divisors (see below), whose sum is σ = 604444896. Its totient is φ = 100740812.

The previous prime is 302222429. The next prime is 302222443. The reversal of 302222442 is 244222203.

It is a sphenic number, since it is the product of 3 distinct primes.

302222442 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (302222443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25185198 + ... + 25185209.

It is an arithmetic number, because the mean of its divisors is an integer number (75555612).

Almost surely, 2^302222442 is an apocalyptic number.

302222442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

302222442 is a wasteful number, since it uses less digits than its factorization.

302222442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50370412.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 302222442 is about 17384.5460682757. The cubic root of 302222442 is about 671.0819690449.

Adding to 302222442 its reverse (244222203), we get a palindrome (546444645).

The spelling of 302222442 in words is "three hundred two million, two hundred twenty-two thousand, four hundred forty-two".