302142233 has 2 divisors, whose sum is σ = 302142234. Its totient is φ = 302142232.

The previous prime is 302142227. The next prime is 302142257. The reversal of 302142233 is 332241203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275958544 + 26183689 = 16612^2 + 5117^2 .

It is a cyclic number.

It is not a de Polignac number, because 302142233 - 2⁸ = 302141977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (302142263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151071116 + 151071117.

It is an arithmetic number, because the mean of its divisors is an integer number (151071117).

Almost surely, 2^302142233 is an apocalyptic number.

It is an amenable number.

302142233 is a deficient number, since it is larger than the sum of its proper divisors (1).

302142233 is an equidigital number, since it uses as much as digits as its factorization.

302142233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 302142233 is about 17382.2390099780. The cubic root of 302142233 is about 671.0225960261.

Adding to 302142233 its reverse (332241203), we get a palindrome (634383436).

It can be divided in two parts, 3021 and 42233, that added together give a palindrome (45254).

The spelling of 302142233 in words is "three hundred two million, one hundred forty-two thousand, two hundred thirty-three".