16009056 has 96 divisors (see below), whose sum is σ = 53383680. Its totient is φ = 4572288.

The previous prime is 16009043. The next prime is 16009057. The reversal of 16009056 is 65090061.

16009056 is a `hidden beast` number, since 1 + 600 + 9 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×16009056² = 512579748022272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16009057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4725 + ... + 7371.

It is an arithmetic number, because the mean of its divisors is an integer number (556080).

Almost surely, 2^16009056 is an apocalyptic number.

16009056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16009056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26691840).

16009056 is an abundant number, since it is smaller than the sum of its proper divisors (37374624).

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

16009056 is a wasteful number, since it uses less digits than its factorization.

16009056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673 (or 2659 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 16009056 is about 4001.1318398673. The cubic root of 16009056 is about 252.0317420333.

The spelling of 16009056 in words is "sixteen million, nine thousand, fifty-six".