800800408 has 8 divisors (see below), whose sum is σ = 1501500780. Its totient is φ = 400400200.

The previous prime is 800800387. The next prime is 800800411. The reversal of 800800408 is 804008008.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 50050018 + ... + 50050033.

Almost surely, 2^800800408 is an apocalyptic number.

It is an amenable number.

800800408 is a deficient number, since it is larger than the sum of its proper divisors (700700372).

800800408 is a wasteful number, since it uses less digits than its factorization.

800800408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100100057 (or 100100053 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 800800408 is about 28298.4170582031. The cubic root of 800800408 is about 928.6272605978.

The spelling of 800800408 in words is "eight hundred million, eight hundred thousand, four hundred eight".