16133856 has 48 divisors (see below), whose sum is σ = 44198784. Its totient is φ = 5143424.

The previous prime is 16133851. The next prime is 16133861. The reversal of 16133856 is 65833161.

It is an interprime number because it is at equal distance from previous prime (16133851) and next prime (16133861).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16133851) 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 7 ways as a sum of consecutive naturals, for example, 1446 + ... + 5861.

It is an arithmetic number, because the mean of its divisors is an integer number (920808).

Almost surely, 2^16133856 is an apocalyptic number.

16133856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16133856 is an abundant number, since it is smaller than the sum of its proper divisors (28064928).

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

16133856 is a wasteful number, since it uses less digits than its factorization.

16133856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7343 (or 7335 counting only the distinct ones).

The product of its digits is 12960, while the sum is 33.

The square root of 16133856 is about 4016.6971506450. The cubic root of 16133856 is about 252.6849594072.

The spelling of 16133856 in words is "sixteen million, one hundred thirty-three thousand, eight hundred fifty-six".