471428257 has 2 divisors, whose sum is σ = 471428258. Its totient is φ = 471428256.

The previous prime is 471428119. The next prime is 471428261. The reversal of 471428257 is 752824174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279023616 + 192404641 = 16704^2 + 13871^2 .

It is a cyclic number.

It is not a de Polignac number, because 471428257 - 2¹¹ = 471426209 is a prime.

It is not a weakly prime, because it can be changed into another prime (471428857) 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, 235714128 + 235714129.

It is an arithmetic number, because the mean of its divisors is an integer number (235714129).

Almost surely, 2^471428257 is an apocalyptic number.

It is an amenable number.

471428257 is a deficient number, since it is larger than the sum of its proper divisors (1).

471428257 is an equidigital number, since it uses as much as digits as its factorization.

471428257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125440, while the sum is 40.

The square root of 471428257 is about 21712.3986929128. The cubic root of 471428257 is about 778.2847785460.

The spelling of 471428257 in words is "four hundred seventy-one million, four hundred twenty-eight thousand, two hundred fifty-seven".