300428 has 24 divisors (see below), whose sum is σ = 571200. Its totient is φ = 137808.

The previous prime is 300427. The next prime is 300431. The reversal of 300428 is 824003.

It is not an unprimeable number, because it can be changed into a prime (300427) 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, 4451 + ... + 4517.

It is an arithmetic number, because the mean of its divisors is an integer number (23800).

2³⁰⁰⁴²⁸ is an apocalyptic number.

300428 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

300428 is a deficient number, since it is larger than the sum of its proper divisors (270772).

300428 is a wasteful number, since it uses less digits than its factorization.

300428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 300428 is about 548.1131270094. The cubic root of 300428 is about 66.9751151366.

The spelling of 300428 in words is "three hundred thousand, four hundred twenty-eight".