16044897 has 16 divisors (see below), whose sum is σ = 23405760. Its totient is φ = 9696000.

The previous prime is 16044893. The next prime is 16044913. The reversal of 16044897 is 79844061.

It is a happy number.

It is not a de Polignac number, because 16044897 - 2² = 16044893 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16044893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19429 + ... + 20237.

It is an arithmetic number, because the mean of its divisors is an integer number (1462860).

Almost surely, 2^16044897 is an apocalyptic number.

It is an amenable number.

16044897 is a deficient number, since it is larger than the sum of its proper divisors (7360863).

16044897 is a wasteful number, since it uses less digits than its factorization.

16044897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1424.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 16044897 is about 4005.6081935207. The cubic root of 16044897 is about 252.2196843449.

The spelling of 16044897 in words is "sixteen million, forty-four thousand, eight hundred ninety-seven".