300342021 has 24 divisors (see below), whose sum is σ = 466624800. Its totient is φ = 171333792.

The previous prime is 300342017. The next prime is 300342041. The reversal of 300342021 is 120243003.

It is not a de Polignac number, because 300342021 - 2² = 300342017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300342001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109930 + ... + 112628.

It is an arithmetic number, because the mean of its divisors is an integer number (19442700).

Almost surely, 2^300342021 is an apocalyptic number.

It is an amenable number.

300342021 is a deficient number, since it is larger than the sum of its proper divisors (166282779).

300342021 is a wasteful number, since it uses less digits than its factorization.

300342021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3473 (or 3466 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 300342021 is about 17330.3785590506. The cubic root of 300342021 is about 669.6872536065.

Adding to 300342021 its reverse (120243003), we get a palindrome (420585024).

The spelling of 300342021 in words is "three hundred million, three hundred forty-two thousand, twenty-one".