16324045 has 4 divisors (see below), whose sum is σ = 19588860. Its totient is φ = 13059232.

The previous prime is 16324039. The next prime is 16324057. The reversal of 16324045 is 54042361.

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 7070281 + 9253764 = 2659^2 + 3042^2 .

It is a cyclic number.

It is not a de Polignac number, because 16324045 - 2⁷ = 16323917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1632400 + ... + 1632409.

It is an arithmetic number, because the mean of its divisors is an integer number (4897215).

Almost surely, 2^16324045 is an apocalyptic number.

It is an amenable number.

16324045 is a deficient number, since it is larger than the sum of its proper divisors (3264815).

16324045 is an equidigital number, since it uses as much as digits as its factorization.

16324045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264814.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 16324045 is about 4040.3025876783. The cubic root of 16324045 is about 253.6739829078.

The spelling of 16324045 in words is "sixteen million, three hundred twenty-four thousand, forty-five".