302402729 has 2 divisors, whose sum is σ = 302402730. Its totient is φ = 302402728.

The previous prime is 302402713. The next prime is 302402731. The reversal of 302402729 is 927204203.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270536704 + 31866025 = 16448^2 + 5645^2 .

It is a cyclic number.

It is not a de Polignac number, because 302402729 - 2⁴ = 302402713 is a prime.

It is a Sophie Germain prime.

Together with 302402731, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (302402029) 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, 151201364 + 151201365.

It is an arithmetic number, because the mean of its divisors is an integer number (151201365).

Almost surely, 2^302402729 is an apocalyptic number.

It is an amenable number.

302402729 is a deficient number, since it is larger than the sum of its proper divisors (1).

302402729 is an equidigital number, since it uses as much as digits as its factorization.

302402729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 302402729 is about 17389.7305614549. The cubic root of 302402729 is about 671.2153843579.

The spelling of 302402729 in words is "three hundred two million, four hundred two thousand, seven hundred twenty-nine".