16532008 has 8 divisors (see below), whose sum is σ = 30997530. Its totient is φ = 8266000.

The previous prime is 16532003. The next prime is 16532029. The reversal of 16532008 is 80023561.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15856324 + 675684 = 3982^2 + 822^2 .

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

It is not an unprimeable number, because it can be changed into a prime (16532003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033243 + ... + 1033258.

Almost surely, 2^16532008 is an apocalyptic number.

It is an amenable number.

16532008 is a deficient number, since it is larger than the sum of its proper divisors (14465522).

16532008 is a wasteful number, since it uses less digits than its factorization.

16532008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2066507 (or 2066503 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 16532008 is about 4065.9572058742. The cubic root of 16532008 is about 254.7466816664.

Adding to 16532008 its reverse (80023561), we get a palindrome (96555569).

The spelling of 16532008 in words is "sixteen million, five hundred thirty-two thousand, eight".