16040872 has 16 divisors (see below), whose sum is σ = 30526560. Its totient is φ = 7900464.

The previous prime is 16040839. The next prime is 16040879. The reversal of 16040872 is 27804061.

16040872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 16040872.

It is not an unprimeable number, because it can be changed into a prime (16040879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14428 + ... + 15499.

It is an arithmetic number, because the mean of its divisors is an integer number (1907910).

Almost surely, 2^16040872 is an apocalyptic number.

It is an amenable number.

16040872 is a deficient number, since it is larger than the sum of its proper divisors (14485688).

16040872 is a wasteful number, since it uses less digits than its factorization.

16040872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30000 (or 29996 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 16040872 is about 4005.1057414256. The cubic root of 16040872 is about 252.1985920909.

The spelling of 16040872 in words is "sixteen million, forty thousand, eight hundred seventy-two".