428930 has 16 divisors (see below), whose sum is σ = 786240. Its totient is φ = 168432.
The previous prime is 428899. The next prime is 428951. The reversal of 428930 is 39824.
428930 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
428930 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.
It is a self number, because there is not a number n which added to its sum of digits gives 428930.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 428930.
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, 227 + ... + 953.
It is an arithmetic number, because the mean of its divisors is an integer number (49140).
2428930 is an apocalyptic number.
428930 is a deficient number, since it is larger than the sum of its proper divisors (357310).
428930 is a wasteful number, since it uses less digits than its factorization.
428930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 793.
The product of its (nonzero) digits is 1728, while the sum is 26.
The square root of 428930 is about 654.9274769011. The cubic root of 428930 is about 75.4157650079.
The spelling of 428930 in words is "four hundred twenty-eight thousand, nine hundred thirty".
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