812346 has 8 divisors (see below), whose sum is σ = 1624704. Its totient is φ = 270780.

The previous prime is 812341. The next prime is 812347. The reversal of 812346 is 643218.

It is a happy number.

812346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

812346 is an admirable number.

It is an Ulam number.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (812341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67690 + ... + 67701.

It is an arithmetic number, because the mean of its divisors is an integer number (203088).

2⁸¹²³⁴⁶ is an apocalyptic number.

812346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

812346 is a wasteful number, since it uses less digits than its factorization.

812346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135396.

The product of its digits is 1152, while the sum is 24.

The square root of 812346 is about 901.3023909876. The cubic root of 812346 is about 93.3068830944.

The spelling of 812346 in words is "eight hundred twelve thousand, three hundred forty-six".