816008223 has 8 divisors (see below), whose sum is σ = 1091725488. Its totient is φ = 542148224.

The previous prime is 816008203. The next prime is 816008233. The reversal of 816008223 is 322800618.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 816008223 - 2⁹ = 816007711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816008203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463290 + ... + 465047.

It is an arithmetic number, because the mean of its divisors is an integer number (136465686).

Almost surely, 2^816008223 is an apocalyptic number.

816008223 is a deficient number, since it is larger than the sum of its proper divisors (275717265).

816008223 is a wasteful number, since it uses less digits than its factorization.

816008223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928633.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 816008223 is about 28565.8576450979. The cubic root of 816008223 is about 934.4688845951.

The spelling of 816008223 in words is "eight hundred sixteen million, eight thousand, two hundred twenty-three".