812234 has 4 divisors (see below), whose sum is σ = 1218354. Its totient is φ = 406116.

The previous prime is 812233. The next prime is 812249. The reversal of 812234 is 432218.

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., 748225 + 64009 = 865^2 + 253^2 .

It is not an unprimeable number, because it can be changed into a prime (812233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203057 + ... + 203060.

2⁸¹²²³⁴ is an apocalyptic number.

812234 is a deficient number, since it is larger than the sum of its proper divisors (406120).

812234 is a wasteful number, since it uses less digits than its factorization.

812234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406119.

The product of its digits is 384, while the sum is 20.

The square root of 812234 is about 901.2402565354. The cubic root of 812234 is about 93.3025947529.

The spelling of 812234 in words is "eight hundred twelve thousand, two hundred thirty-four".