16345828 has 6 divisors (see below), whose sum is σ = 28605206. Its totient is φ = 8172912.

The previous prime is 16345817. The next prime is 16345841. The reversal of 16345828 is 82854361.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16257024 + 88804 = 4032^2 + 298^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2043225 + ... + 2043232.

Almost surely, 2^16345828 is an apocalyptic number.

It is an amenable number.

16345828 is a deficient number, since it is larger than the sum of its proper divisors (12259378).

16345828 is a wasteful number, since it uses less digits than its factorization.

16345828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086461 (or 4086459 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 16345828 is about 4042.9974029178. The cubic root of 16345828 is about 253.7867679498.

The spelling of 16345828 in words is "sixteen million, three hundred forty-five thousand, eight hundred twenty-eight".