16964345 has 4 divisors (see below), whose sum is σ = 20357220. Its totient is φ = 13571472.

The previous prime is 16964327. The next prime is 16964383. The reversal of 16964345 is 54346961.

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 3794704 + 13169641 = 1948^2 + 3629^2 .

It is a cyclic number.

It is not a de Polignac number, because 16964345 - 2¹⁸ = 16702201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16964299 and 16964308.

It is an unprimeable number.

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, 1696430 + ... + 1696439.

It is an arithmetic number, because the mean of its divisors is an integer number (5089305).

Almost surely, 2^16964345 is an apocalyptic number.

It is an amenable number.

16964345 is a deficient number, since it is larger than the sum of its proper divisors (3392875).

16964345 is an equidigital number, since it uses as much as digits as its factorization.

16964345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392874.

The product of its digits is 77760, while the sum is 38.

The square root of 16964345 is about 4118.7795522460. The cubic root of 16964345 is about 256.9482704103.

The spelling of 16964345 in words is "sixteen million, nine hundred sixty-four thousand, three hundred forty-five".