16000566 has 16 divisors (see below), whose sum is σ = 32301504. Its totient is φ = 5283464.

The previous prime is 16000511. The next prime is 16000573. The reversal of 16000566 is 66500061.

16000566 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16000566² = 512036224640712, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11820 + ... + 13103.

It is an arithmetic number, because the mean of its divisors is an integer number (2018844).

Almost surely, 2^16000566 is an apocalyptic number.

16000566 is an abundant number, since it is smaller than the sum of its proper divisors (16300938).

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

16000566 is a wasteful number, since it uses less digits than its factorization.

16000566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25035.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 16000566 is about 4000.0707493743. The cubic root of 16000566 is about 251.9871812577.

The spelling of 16000566 in words is "sixteen million, five hundred sixty-six", and thus it is an aban number.