816086 has 16 divisors (see below), whose sum is σ = 1296864. Its totient is φ = 384384.

The previous prime is 816077. The next prime is 816091. The reversal of 816086 is 680618.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 816086.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5120 + ... + 5276.

It is an arithmetic number, because the mean of its divisors is an integer number (81054).

2⁸¹⁶⁰⁸⁶ is an apocalyptic number.

816086 is a deficient number, since it is larger than the sum of its proper divisors (480778).

816086 is a wasteful number, since it uses less digits than its factorization.

816086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 816086 is about 903.3747837968. The cubic root of 816086 is about 93.4498572971.

The spelling of 816086 in words is "eight hundred sixteen thousand, eighty-six".