16055646 has 16 divisors (see below), whose sum is σ = 33801600. Its totient is φ = 5070168.

The previous prime is 16055621. The next prime is 16055653. The reversal of 16055646 is 64655061.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70306 + ... + 70533.

It is an arithmetic number, because the mean of its divisors is an integer number (2112600).

Almost surely, 2^16055646 is an apocalyptic number.

16055646 is an abundant number, since it is smaller than the sum of its proper divisors (17745954).

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

16055646 is a wasteful number, since it uses less digits than its factorization.

16055646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140863.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 16055646 is about 4006.9497126867. The cubic root of 16055646 is about 252.2759951706.

The spelling of 16055646 in words is "sixteen million, fifty-five thousand, six hundred forty-six".