800886740 has 12 divisors (see below), whose sum is σ = 1681862196. Its totient is φ = 320354688.

The previous prime is 800886733. The next prime is 800886773. The reversal of 800886740 is 47688008.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 402724624 + 398162116 = 20068^2 + 19954^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20022149 + ... + 20022188.

It is an arithmetic number, because the mean of its divisors is an integer number (140155183).

Almost surely, 2^800886740 is an apocalyptic number.

It is an amenable number.

800886740 is an abundant number, since it is smaller than the sum of its proper divisors (880975456).

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

800886740 is a wasteful number, since it uses less digits than its factorization.

800886740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40044346 (or 40044344 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 800886740 is about 28299.9424027682. The cubic root of 800886740 is about 928.6606302811.

The spelling of 800886740 in words is "eight hundred million, eight hundred eighty-six thousand, seven hundred forty".