800590212 has 18 divisors (see below), whose sum is σ = 2023714238. Its totient is φ = 266863392.

The previous prime is 800590207. The next prime is 800590229. The reversal of 800590212 is 212095008.

It can be written as a sum of positive squares in only one way, i.e., 662856516 + 137733696 = 25746^2 + 11736^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11119273 + ... + 11119344.

Almost surely, 2^800590212 is an apocalyptic number.

It is an amenable number.

800590212 is an abundant number, since it is smaller than the sum of its proper divisors (1223124026).

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

800590212 is a wasteful number, since it uses less digits than its factorization.

800590212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22238627 (or 22238622 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 800590212 is about 28294.7028964787. The cubic root of 800590212 is about 928.5460040556.

The spelling of 800590212 in words is "eight hundred million, five hundred ninety thousand, two hundred twelve".