16044001 has 8 divisors (see below), whose sum is σ = 16511040. Its totient is φ = 15583152.

The previous prime is 16043981. The next prime is 16044011. The reversal of 16044001 is 10044061.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 16044001 - 2¹³ = 16035809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16044011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3990 + ... + 6928.

It is an arithmetic number, because the mean of its divisors is an integer number (2063880).

Almost surely, 2^16044001 is an apocalyptic number.

It is an amenable number.

16044001 is a deficient number, since it is larger than the sum of its proper divisors (467039).

16044001 is a wasteful number, since it uses less digits than its factorization.

16044001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3095.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 16044001 is about 4005.4963487688. The cubic root of 16044001 is about 252.2149893310.

Adding to 16044001 its reverse (10044061), we get a palindrome (26088062).

The spelling of 16044001 in words is "sixteen million, forty-four thousand, one".