16424856 has 192 divisors, whose sum is σ = 56609280. Its totient is φ = 4354560.

The previous prime is 16424851. The next prime is 16424867. The reversal of 16424856 is 65842461.

16424856 is a `hidden beast` number, since 1 + 642 + 4 + 8 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 16424856.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16424851) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 231301 + ... + 231371.

It is an arithmetic number, because the mean of its divisors is an integer number (294840).

Almost surely, 2^16424856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16424856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28304640).

16424856 is an abundant number, since it is smaller than the sum of its proper divisors (40184424).

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

16424856 is a wasteful number, since it uses less digits than its factorization.

16424856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 100 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 16424856 is about 4052.7590601959. The cubic root of 16424856 is about 254.1951091465.

The spelling of 16424856 in words is "sixteen million, four hundred twenty-four thousand, eight hundred fifty-six".