800090 has 16 divisors (see below), whose sum is σ = 1516320. Its totient is φ = 303120.

The previous prime is 800089. The next prime is 800113. The reversal of 800090 is 90008.

800090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

800090 is a modest number, since divided by 90 gives 80 as remainder.

It is a zygodrome in base 3.

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, 1916 + ... + 2295.

It is an arithmetic number, because the mean of its divisors is an integer number (94770).

2⁸⁰⁰⁰⁹⁰ is an apocalyptic number.

800090 is a deficient number, since it is larger than the sum of its proper divisors (716230).

800090 is a wasteful number, since it uses less digits than its factorization.

800090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4237.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 800090 is about 894.4775011145. The cubic root of 800090 is about 92.8352577333.

Adding to 800090 its reverse (90008), we get a palindrome (890098).

The spelling of 800090 in words is "eight hundred thousand, ninety".