816012006 has 16 divisors (see below), whose sum is σ = 1658779248. Its totient is φ = 267544800.

The previous prime is 816011953. The next prime is 816012011. The reversal of 816012006 is 600210618.

816012006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×816012006² = 1331751187872288072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 1114405 + ... + 1115136.

It is an arithmetic number, because the mean of its divisors is an integer number (103673703).

Almost surely, 2^816012006 is an apocalyptic number.

816012006 is an abundant number, since it is smaller than the sum of its proper divisors (842767242).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

816012006 is a wasteful number, since it uses less digits than its factorization.

816012006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229607.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 816012006 is about 28565.9238604320. The cubic root of 816012006 is about 934.4703286534.

The spelling of 816012006 in words is "eight hundred sixteen million, twelve thousand, six".