805226 has 4 divisors (see below), whose sum is σ = 1207842. Its totient is φ = 402612.

The previous prime is 805223. The next prime is 805241. The reversal of 805226 is 622508.

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., 765625 + 39601 = 875^2 + 199^2 .

It is a super-2 number, since 2×805226² = 1296777822152, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 805226.

It is not an unprimeable number, because it can be changed into a prime (805223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201305 + ... + 201308.

2⁸⁰⁵²²⁶ is an apocalyptic number.

805226 is a deficient number, since it is larger than the sum of its proper divisors (402616).

805226 is a wasteful number, since it uses less digits than its factorization.

805226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402615.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 805226 is about 897.3438582840. The cubic root of 805226 is about 93.0334792940.

The spelling of 805226 in words is "eight hundred five thousand, two hundred twenty-six".