302242042 has 8 divisors (see below), whose sum is σ = 458457300. Its totient is φ = 149422944.

The previous prime is 302242013. The next prime is 302242043. The reversal of 302242042 is 240242203.

It can be written as a sum of positive squares in 2 ways, for example, as 290054961 + 12187081 = 17031^2 + 3491^2 .

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

It is not an unprimeable number, because it can be changed into a prime (302242043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848817 + ... + 849172.

Almost surely, 2^302242042 is an apocalyptic number.

302242042 is a deficient number, since it is larger than the sum of its proper divisors (156215258).

302242042 is a wasteful number, since it uses less digits than its factorization.

302242042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698080.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 302242042 is about 17385.1097781981. The cubic root of 302242042 is about 671.0964759339.

Adding to 302242042 its reverse (240242203), we get a palindrome (542484245).

The spelling of 302242042 in words is "three hundred two million, two hundred forty-two thousand, forty-two".