300032072 has 16 divisors (see below), whose sum is σ = 564552240. Its totient is φ = 149484816.

The previous prime is 300032069. The next prime is 300032077. The reversal of 300032072 is 270230003.

It is a super-2 number, since 2×300032072² = 180038488457226368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 300032072.

It is not an unprimeable number, because it can be changed into a prime (300032077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63998 + ... + 68525.

It is an arithmetic number, because the mean of its divisors is an integer number (35284515).

Almost surely, 2^300032072 is an apocalyptic number.

It is an amenable number.

300032072 is a deficient number, since it is larger than the sum of its proper divisors (264520168).

300032072 is a wasteful number, since it uses less digits than its factorization.

300032072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132812 (or 132808 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 300032072 is about 17321.4338898372. The cubic root of 300032072 is about 669.4568048472.

Adding to 300032072 its reverse (270230003), we get a palindrome (570262075).

The spelling of 300032072 in words is "three hundred million, thirty-two thousand, seventy-two".