302005427 has 2 divisors, whose sum is σ = 302005428. Its totient is φ = 302005426.

The previous prime is 302005423. The next prime is 302005463. The reversal of 302005427 is 724500203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 302005427 - 2² = 302005423 is a prime.

It is not a weakly prime, because it can be changed into another prime (302005421) 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, 151002713 + 151002714.

It is an arithmetic number, because the mean of its divisors is an integer number (151002714).

Almost surely, 2^302005427 is an apocalyptic number.

302005427 is a deficient number, since it is larger than the sum of its proper divisors (1).

302005427 is an equidigital number, since it uses as much as digits as its factorization.

302005427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 302005427 is about 17378.3033406602. The cubic root of 302005427 is about 670.9213040230.

The spelling of 302005427 in words is "three hundred two million, five thousand, four hundred twenty-seven".