812002 has 8 divisors (see below), whose sum is σ = 1251036. Its totient is φ = 394992.

The previous prime is 811997. The next prime is 812011. The reversal of 812002 is 200218.

812002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 758641 + 53361 = 871^2 + 231^2 .

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

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5413 + ... + 5560.

2⁸¹²⁰⁰² is an apocalyptic number.

812002 is a deficient number, since it is larger than the sum of its proper divisors (439034).

812002 is a wasteful number, since it uses less digits than its factorization.

812002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 812002 is about 901.1115358267. Note that the first 3 decimals coincide. The cubic root of 812002 is about 93.2937105056.

The spelling of 812002 in words is "eight hundred twelve thousand, two".