816016 has 10 divisors (see below), whose sum is σ = 1581062. Its totient is φ = 408000.

The previous prime is 815989. The next prime is 816019. The reversal of 816016 is 610618.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 41616 = 880^2 + 204^2 .

It is a super-2 number, since 2×816016² = 1331764224512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (816019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25485 + ... + 25516.

2⁸¹⁶⁰¹⁶ is an apocalyptic number.

It is an amenable number.

816016 is a deficient number, since it is larger than the sum of its proper divisors (765046).

816016 is a wasteful number, since it uses less digits than its factorization.

816016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51009 (or 51003 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 816016 is about 903.3360393563. The cubic root of 816016 is about 93.4471853250.

The spelling of 816016 in words is "eight hundred sixteen thousand, sixteen".