16328244 has 12 divisors (see below), whose sum is σ = 38099264. Its totient is φ = 5442744.

The previous prime is 16328243. The next prime is 16328267. The reversal of 16328244 is 44282361.

16328244 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×16328244² = 533223104247072, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16328243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680332 + ... + 680355.

Almost surely, 2^16328244 is an apocalyptic number.

It is an amenable number.

16328244 is an abundant number, since it is smaller than the sum of its proper divisors (21771020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16328244 is a wasteful number, since it uses less digits than its factorization.

16328244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360694 (or 1360692 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 16328244 is about 4040.8221935641. The cubic root of 16328244 is about 253.6957317194.

The spelling of 16328244 in words is "sixteen million, three hundred twenty-eight thousand, two hundred forty-four".