16614001 has 4 divisors (see below), whose sum is σ = 16622500. Its totient is φ = 16605504.

The previous prime is 16613977. The next prime is 16614007. The reversal of 16614001 is 10041661.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1752976 + 14861025 = 1324^2 + 3855^2 .

It is a cyclic number.

It is not a de Polignac number, because 16614001 - 2⁵ = 16613969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16614001.

It is not an unprimeable number, because it can be changed into a prime (16614007) 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 3 ways as a sum of consecutive naturals, for example, 325 + ... + 5773.

It is an arithmetic number, because the mean of its divisors is an integer number (4155625).

Almost surely, 2^16614001 is an apocalyptic number.

It is an amenable number.

16614001 is a deficient number, since it is larger than the sum of its proper divisors (8499).

16614001 is an equidigital number, since it uses as much as digits as its factorization.

16614001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8498.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 16614001 is about 4076.0276004954. The cubic root of 16614001 is about 255.1671389196.

Adding to 16614001 its reverse (10041661), we get a palindrome (26655662).

The spelling of 16614001 in words is "sixteen million, six hundred fourteen thousand, one".