800846172 has 36 divisors (see below), whose sum is σ = 2313556336. Its totient is φ = 228813120.

The previous prime is 800846161. The next prime is 800846191. The reversal of 800846172 is 271648008.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1588729 + ... + 1589232.

Almost surely, 2^800846172 is an apocalyptic number.

It is an amenable number.

800846172 is an abundant number, since it is smaller than the sum of its proper divisors (1512710164).

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

800846172 is a wasteful number, since it uses less digits than its factorization.

800846172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177978 (or 3177973 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The square root of 800846172 is about 28299.2256431161. The cubic root of 800846172 is about 928.6449499363.

The spelling of 800846172 in words is "eight hundred million, eight hundred forty-six thousand, one hundred seventy-two".