806288 has 40 divisors (see below), whose sum is σ = 1868928. Its totient is φ = 329472.

The previous prime is 806269. The next prime is 806291. The reversal of 806288 is 882608.

It is an unprimeable number.

806288 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 7 ways as a sum of consecutive naturals, for example, 2420 + ... + 2732.

2⁸⁰⁶²⁸⁸ is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 806288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934464).

806288 is an abundant number, since it is smaller than the sum of its proper divisors (1062640).

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

806288 is a wasteful number, since it uses less digits than its factorization.

806288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 806288 is about 897.9354097038. The cubic root of 806288 is about 93.0743614608.

The spelling of 806288 in words is "eight hundred six thousand, two hundred eighty-eight".