16814002 has 4 divisors (see below), whose sum is σ = 25221006. Its totient is φ = 8407000.

The previous prime is 16813999. The next prime is 16814009. The reversal of 16814002 is 20041861.

16814002 is nontrivially palindromic in base 7.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 10569001 + 6245001 = 3251^2 + 2499^2 .

It is a super-3 number, since 3×16814002³ (a number of 23 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

16814002 is an undulating number in base 7.

It is not an unprimeable number, because it can be changed into a prime (16814009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4203499 + ... + 4203502.

Almost surely, 2^16814002 is an apocalyptic number.

16814002 is a deficient number, since it is larger than the sum of its proper divisors (8407004).

16814002 is an equidigital number, since it uses as much as digits as its factorization.

16814002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8407003.

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 16814002 is about 4100.4880197362. The cubic root of 16814002 is about 256.1869666892.

Adding to 16814002 its reverse (20041861), we get a palindrome (36855863).

The spelling of 16814002 in words is "sixteen million, eight hundred fourteen thousand, two".