816268 has 6 divisors (see below), whose sum is σ = 1428476. Its totient is φ = 408132.

The previous prime is 816251. The next prime is 816271. The reversal of 816268 is 862618.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102030 + ... + 102037.

2⁸¹⁶²⁶⁸ is an apocalyptic number.

It is an amenable number.

816268 is a deficient number, since it is larger than the sum of its proper divisors (612208).

816268 is a wasteful number, since it uses less digits than its factorization.

816268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204071 (or 204069 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 816268 is about 903.4755115663. The cubic root of 816268 is about 93.4568037096.

The spelling of 816268 in words is "eight hundred sixteen thousand, two hundred sixty-eight".