16286216 has 16 divisors (see below), whose sum is σ = 31362540. Its totient is φ = 7922880.

The previous prime is 16286201. The next prime is 16286233. The reversal of 16286216 is 61268261.

It can be written as a sum of positive squares in 2 ways, for example, as 16080100 + 206116 = 4010^2 + 454^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27215 + ... + 27806.

Almost surely, 2^16286216 is an apocalyptic number.

It is an amenable number.

16286216 is a deficient number, since it is larger than the sum of its proper divisors (15076324).

16286216 is a wasteful number, since it uses less digits than its factorization.

16286216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55064 (or 55060 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 16286216 is about 4035.6184160547. The cubic root of 16286216 is about 253.4778784219.

The spelling of 16286216 in words is "sixteen million, two hundred eighty-six thousand, two hundred sixteen".