471646873 has 2 divisors, whose sum is σ = 471646874. Its totient is φ = 471646872.

The previous prime is 471646853. The next prime is 471646897. The reversal of 471646873 is 378646174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458302464 + 13344409 = 21408^2 + 3653^2 .

It is a cyclic number.

It is not a de Polignac number, because 471646873 - 2²⁵ = 438092441 is a prime.

It is not a weakly prime, because it can be changed into another prime (471646853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235823436 + 235823437.

It is an arithmetic number, because the mean of its divisors is an integer number (235823437).

Almost surely, 2^471646873 is an apocalyptic number.

It is an amenable number.

471646873 is a deficient number, since it is larger than the sum of its proper divisors (1).

471646873 is an equidigital number, since it uses as much as digits as its factorization.

471646873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 46.

The square root of 471646873 is about 21717.4324679507. The cubic root of 471646873 is about 778.4050649372.

The spelling of 471646873 in words is "four hundred seventy-one million, six hundred forty-six thousand, eight hundred seventy-three".