304949423 has 2 divisors, whose sum is σ = 304949424. Its totient is φ = 304949422.

The previous prime is 304949389. The next prime is 304949441. The reversal of 304949423 is 324949403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 304949423 - 2¹² = 304945327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (304949443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152474711 + 152474712.

It is an arithmetic number, because the mean of its divisors is an integer number (152474712).

Almost surely, 2^304949423 is an apocalyptic number.

304949423 is a deficient number, since it is larger than the sum of its proper divisors (1).

304949423 is an equidigital number, since it uses as much as digits as its factorization.

304949423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 38.

The square root of 304949423 is about 17462.8011212405. The cubic root of 304949423 is about 673.0943400474.

The spelling of 304949423 in words is "three hundred four million, nine hundred forty-nine thousand, four hundred twenty-three".