300043042 has 16 divisors (see below), whose sum is σ = 485344440. Its totient is φ = 138292992.

The previous prime is 300043039. The next prime is 300043049. The reversal of 300043042 is 240340003.

It can be written as a sum of positive squares in 4 ways, for example, as 190191681 + 109851361 = 13791^2 + 10481^2 .

It is a super-2 number, since 2×300043042² = 180051654105227528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (300043049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12634 + ... + 27562.

Almost surely, 2^300043042 is an apocalyptic number.

300043042 is a deficient number, since it is larger than the sum of its proper divisors (185301398).

300043042 is a wasteful number, since it uses less digits than its factorization.

300043042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15717.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 300043042 is about 17321.7505466393. The cubic root of 300043042 is about 669.4649638101.

Adding to 300043042 its reverse (240340003), we get a palindrome (540383045).

The spelling of 300043042 in words is "three hundred million, forty-three thousand, forty-two".