16328408 has 8 divisors (see below), whose sum is σ = 30615780. Its totient is φ = 8164200.

The previous prime is 16328401. The next prime is 16328423. The reversal of 16328408 is 80482361.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16328401) by changing a digit.

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 as a sum of consecutive naturals, namely, 1020518 + ... + 1020533.

Almost surely, 2^16328408 is an apocalyptic number.

It is an amenable number.

16328408 is a deficient number, since it is larger than the sum of its proper divisors (14287372).

16328408 is a wasteful number, since it uses less digits than its factorization.

16328408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041057 (or 2041053 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 16328408 is about 4040.8424864130. The cubic root of 16328408 is about 253.6965810853.

The spelling of 16328408 in words is "sixteen million, three hundred twenty-eight thousand, four hundred eight".