302724241 has 2 divisors, whose sum is σ = 302724242. Its totient is φ = 302724240.

The previous prime is 302724239. The next prime is 302724259. The reversal of 302724241 is 142427203.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247905025 + 54819216 = 15745^2 + 7404^2 .

It is an emirp because it is prime and its reverse (142427203) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 302724241 - 2¹ = 302724239 is a prime.

Together with 302724239, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (302724271) 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 as a sum of consecutive naturals, namely, 151362120 + 151362121.

It is an arithmetic number, because the mean of its divisors is an integer number (151362121).

Almost surely, 2^302724241 is an apocalyptic number.

It is an amenable number.

302724241 is a deficient number, since it is larger than the sum of its proper divisors (1).

302724241 is an equidigital number, since it uses as much as digits as its factorization.

302724241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 25.

The square root of 302724241 is about 17398.9724121857. The cubic root of 302724241 is about 671.4531769271.

The spelling of 302724241 in words is "three hundred two million, seven hundred twenty-four thousand, two hundred forty-one".