300305028 has 24 divisors (see below), whose sum is σ = 707143360. Its totient is φ = 99182880.

The previous prime is 300305009. The next prime is 300305069. The reversal of 300305028 is 820503003.

It is a junction number, because it is equal to n+sod(n) for n = 300304995 and 300305013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113488 + ... + 116103.

Almost surely, 2^300305028 is an apocalyptic number.

It is an amenable number.

300305028 is an abundant number, since it is smaller than the sum of its proper divisors (406838332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

300305028 is a wasteful number, since it uses less digits than its factorization.

300305028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229707 (or 229705 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 300305028 is about 17329.3112384768. The cubic root of 300305028 is about 669.6597574454.

The spelling of 300305028 in words is "three hundred million, three hundred five thousand, twenty-eight".