16828530 has 32 divisors (see below), whose sum is σ = 40811904. Its totient is φ = 4440576.

The previous prime is 16828489. The next prime is 16828543. The reversal of 16828530 is 3582861.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16828491 and 16828500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19 + ... + 5801.

It is an arithmetic number, because the mean of its divisors is an integer number (1275372).

Almost surely, 2^16828530 is an apocalyptic number.

16828530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16828530 is an abundant number, since it is smaller than the sum of its proper divisors (23983374).

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

16828530 is a wasteful number, since it uses less digits than its factorization.

16828530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5890.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 16828530 is about 4102.2591336969. The cubic root of 16828530 is about 256.2607308614.

The spelling of 16828530 in words is "sixteen million, eight hundred twenty-eight thousand, five hundred thirty".