16428306 has 8 divisors (see below), whose sum is σ = 32856624. Its totient is φ = 5476100.

The previous prime is 16428301. The next prime is 16428319. The reversal of 16428306 is 60382461.

It is a sphenic number, since it is the product of 3 distinct primes.

16428306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (16428301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1369020 + ... + 1369031.

It is an arithmetic number, because the mean of its divisors is an integer number (4107078).

Almost surely, 2^16428306 is an apocalyptic number.

16428306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

16428306 is a wasteful number, since it uses less digits than its factorization.

16428306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738056.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 16428306 is about 4053.1846738090. The cubic root of 16428306 is about 254.2129055832.

The spelling of 16428306 in words is "sixteen million, four hundred twenty-eight thousand, three hundred six".