812802 has 8 divisors (see below), whose sum is σ = 1625616. Its totient is φ = 270932.

The previous prime is 812761. The next prime is 812807. The reversal of 812802 is 208218.

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

812802 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (812807) by changing a digit.

812802 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67728 + ... + 67739.

It is an arithmetic number, because the mean of its divisors is an integer number (203202).

2⁸¹²⁸⁰² is an apocalyptic number.

812802 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.

812802 is a wasteful number, since it uses less digits than its factorization.

812802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135472.

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 812802 is about 901.5553227617. Note that the first 3 decimals coincide. The cubic root of 812802 is about 93.3243387024.

The spelling of 812802 in words is "eight hundred twelve thousand, eight hundred two".