800847136 has 24 divisors (see below), whose sum is σ = 1613337264. Its totient is φ = 391110720.

The previous prime is 800847133. The next prime is 800847167. The reversal of 800847136 is 631748008.

It is a happy number.

It is a super-2 number, since 2×800847136² = 1282712270478804992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 800847095 and 800847104.

It is not an unprimeable number, because it can be changed into a prime (800847133) 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, 289630 + ... + 292381.

It is an arithmetic number, because the mean of its divisors is an integer number (67222386).

Almost surely, 2^800847136 is an apocalyptic number.

800847136 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

800847136 is an abundant number, since it is smaller than the sum of its proper divisors (812490128).

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

800847136 is a wasteful number, since it uses less digits than its factorization.

800847136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582064 (or 582056 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 800847136 is about 28299.2426753791. The cubic root of 800847136 is about 928.6453225478.

The spelling of 800847136 in words is "eight hundred million, eight hundred forty-seven thousand, one hundred thirty-six".