16450033 has 8 divisors (see below), whose sum is σ = 17496648. Its totient is φ = 15412224.

The previous prime is 16450003. The next prime is 16450043. The reversal of 16450033 is 33005461.

It can be written as a sum of positive squares in 4 ways, for example, as 31329 + 16418704 = 177^2 + 4052^2 .

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 16450033 - 2²¹ = 14352881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16449986 and 16450013.

It is not an unprimeable number, because it can be changed into a prime (16450003) 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 7 ways as a sum of consecutive naturals, for example, 1885 + ... + 6037.

It is an arithmetic number, because the mean of its divisors is an integer number (2187081).

Almost surely, 2^16450033 is an apocalyptic number.

It is an amenable number.

16450033 is a deficient number, since it is larger than the sum of its proper divisors (1046615).

16450033 is a wasteful number, since it uses less digits than its factorization.

16450033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4403.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 16450033 is about 4055.8640263204. The cubic root of 16450033 is about 254.3249246531.

Adding to 16450033 its reverse (33005461), we get a palindrome (49455494).

The spelling of 16450033 in words is "sixteen million, four hundred fifty thousand, thirty-three".