302142196 has 12 divisors (see below), whose sum is σ = 534200548. Its totient is φ = 149513472.

The previous prime is 302142187. The next prime is 302142227. The reversal of 302142196 is 691241203.

It can be written as a sum of positive squares in 2 ways, for example, as 174768400 + 127373796 = 13220^2 + 11286^2 .

It is a congruent number.

It is an unprimeable number.

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, 388971 + ... + 389746.

Almost surely, 2^302142196 is an apocalyptic number.

It is an amenable number.

302142196 is a deficient number, since it is larger than the sum of its proper divisors (232058352).

302142196 is a wasteful number, since it uses less digits than its factorization.

302142196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778818 (or 778816 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 302142196 is about 17382.2379456732. The cubic root of 302142196 is about 671.0225686352.

Adding to 302142196 its reverse (691241203), we get a palindrome (993383399).

The spelling of 302142196 in words is "three hundred two million, one hundred forty-two thousand, one hundred ninety-six".