471894977 has 2 divisors, whose sum is σ = 471894978. Its totient is φ = 471894976.

The previous prime is 471894971. The next prime is 471894991. The reversal of 471894977 is 779498174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368486416 + 103408561 = 19196^2 + 10169^2 .

It is a cyclic number.

It is not a de Polignac number, because 471894977 - 2⁴ = 471894961 is a prime.

It is not a weakly prime, because it can be changed into another prime (471894971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235947488 + 235947489.

It is an arithmetic number, because the mean of its divisors is an integer number (235947489).

Almost surely, 2^471894977 is an apocalyptic number.

It is an amenable number.

471894977 is a deficient number, since it is larger than the sum of its proper divisors (1).

471894977 is an equidigital number, since it uses as much as digits as its factorization.

471894977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3556224, while the sum is 56.

The square root of 471894977 is about 21723.1438102315. The cubic root of 471894977 is about 778.5415311280.

The spelling of 471894977 in words is "four hundred seventy-one million, eight hundred ninety-four thousand, nine hundred seventy-seven".