800006477 has 2 divisors, whose sum is σ = 800006478. Its totient is φ = 800006476.

The previous prime is 800006453. The next prime is 800006503. The reversal of 800006477 is 774600008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 786858601 + 13147876 = 28051^2 + 3626^2 .

It is a cyclic number.

It is not a de Polignac number, because 800006477 - 2⁶ = 800006413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800006437) 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 as a sum of consecutive naturals, namely, 400003238 + 400003239.

It is an arithmetic number, because the mean of its divisors is an integer number (400003239).

Almost surely, 2^800006477 is an apocalyptic number.

It is an amenable number.

800006477 is a deficient number, since it is larger than the sum of its proper divisors (1).

800006477 is an equidigital number, since it uses as much as digits as its factorization.

800006477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 800006477 is about 28284.3857454957. The cubic root of 800006477 is about 928.3202720134.

The spelling of 800006477 in words is "eight hundred million, six thousand, four hundred seventy-seven".