302212969 has 2 divisors, whose sum is σ = 302212970. Its totient is φ = 302212968.

The previous prime is 302212951. The next prime is 302213027. The reversal of 302212969 is 969212203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207734569 + 94478400 = 14413^2 + 9720^2 .

It is a cyclic number.

It is not a de Polignac number, because 302212969 - 2²³ = 293824361 is a prime.

It is a super-2 number, since 2×302212969² = 182665357263589922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (302212069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151106484 + 151106485.

It is an arithmetic number, because the mean of its divisors is an integer number (151106485).

Almost surely, 2^302212969 is an apocalyptic number.

It is an amenable number.

302212969 is a deficient number, since it is larger than the sum of its proper divisors (1).

302212969 is an equidigital number, since it uses as much as digits as its factorization.

302212969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 302212969 is about 17384.2736115145. The cubic root of 302212969 is about 671.0749574038.

The spelling of 302212969 in words is "three hundred two million, two hundred twelve thousand, nine hundred sixty-nine".