16200872 has 8 divisors (see below), whose sum is σ = 30376650. Its totient is φ = 8100432.

The previous prime is 16200871. The next prime is 16200883. The reversal of 16200872 is 27800261.

It can be written as a sum of positive squares in only one way, i.e., 8726116 + 7474756 = 2954^2 + 2734^2 .

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 (16200871) 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, 1012547 + ... + 1012562.

Almost surely, 2^16200872 is an apocalyptic number.

It is an amenable number.

16200872 is a deficient number, since it is larger than the sum of its proper divisors (14175778).

16200872 is a wasteful number, since it uses less digits than its factorization.

16200872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025115 (or 2025111 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 16200872 is about 4025.0306831129. The cubic root of 16200872 is about 253.0343394676.

The spelling of 16200872 in words is "sixteen million, two hundred thousand, eight hundred seventy-two".