16049866 has 8 divisors (see below), whose sum is σ = 27514080. Its totient is φ = 6878508.

The previous prime is 16049863. The next prime is 16049867. The reversal of 16049866 is 66894061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16049861) 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, 573196 + ... + 573223.

It is an arithmetic number, because the mean of its divisors is an integer number (3439260).

Almost surely, 2^16049866 is an apocalyptic number.

16049866 is a deficient number, since it is larger than the sum of its proper divisors (11464214).

16049866 is a wasteful number, since it uses less digits than its factorization.

16049866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1146428.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 16049866 is about 4006.2284008778. The cubic root of 16049866 is about 252.2457185882.

The spelling of 16049866 in words is "sixteen million, forty-nine thousand, eight hundred sixty-six".