800522 has 4 divisors (see below), whose sum is σ = 1200786. Its totient is φ = 400260.

The previous prime is 800521. The next prime is 800533. The reversal of 800522 is 225008.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 790321 + 10201 = 889^2 + 101^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 800522.

It is not an unprimeable number, because it can be changed into a prime (800521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200129 + ... + 200132.

2⁸⁰⁰⁵²² is an apocalyptic number.

800522 is a deficient number, since it is larger than the sum of its proper divisors (400264).

800522 is a wasteful number, since it uses less digits than its factorization.

800522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400263.

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 800522 is about 894.7189502855. The cubic root of 800522 is about 92.8519631937.

The spelling of 800522 in words is "eight hundred thousand, five hundred twenty-two".