16823041 has 4 divisors (see below), whose sum is σ = 16884052. Its totient is φ = 16762032.

The previous prime is 16823011. The next prime is 16823063. The reversal of 16823041 is 14032861.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4601025 + 12222016 = 2145^2 + 3496^2 .

It is a cyclic number.

It is not a de Polignac number, because 16823041 - 2⁹ = 16822529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16822997 and 16823015.

It is not an unprimeable number, because it can be changed into a prime (16823011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30090 + ... + 30643.

It is an arithmetic number, because the mean of its divisors is an integer number (4221013).

Almost surely, 2^16823041 is an apocalyptic number.

It is an amenable number.

16823041 is a deficient number, since it is larger than the sum of its proper divisors (61011).

16823041 is an equidigital number, since it uses as much as digits as its factorization.

16823041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61010.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 16823041 is about 4101.5900575265. The cubic root of 16823041 is about 256.2328661159.

The spelling of 16823041 in words is "sixteen million, eight hundred twenty-three thousand, forty-one".