800554000 has 40 divisors (see below), whose sum is σ = 1935744408. Its totient is φ = 320220800.

The previous prime is 800553983. The next prime is 800554003. The reversal of 800554000 is 455008.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9144576 + 791409424 = 3024^2 + 28132^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (800554003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198139 + ... + 202138.

Almost surely, 2^800554000 is an apocalyptic number.

800554000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

800554000 is an abundant number, since it is smaller than the sum of its proper divisors (1135190408).

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

800554000 is a wasteful number, since it uses less digits than its factorization.

800554000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400300 (or 400284 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 800554000 is about 28294.0629814808. The cubic root of 800554000 is about 928.5320039616.

The spelling of 800554000 in words is "eight hundred million, five hundred fifty-four thousand".