471533449 has 2 divisors, whose sum is σ = 471533450. Its totient is φ = 471533448.

The previous prime is 471533443. The next prime is 471533501. The reversal of 471533449 is 944335174.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435473424 + 36060025 = 20868^2 + 6005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-471533449 is a prime.

It is not a weakly prime, because it can be changed into another prime (471533443) 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, 235766724 + 235766725.

It is an arithmetic number, because the mean of its divisors is an integer number (235766725).

Almost surely, 2^471533449 is an apocalyptic number.

It is an amenable number.

471533449 is a deficient number, since it is larger than the sum of its proper divisors (1).

471533449 is an equidigital number, since it uses as much as digits as its factorization.

471533449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 471533449 is about 21714.8209525200. The cubic root of 471533449 is about 778.3426616863.

The spelling of 471533449 in words is "four hundred seventy-one million, five hundred thirty-three thousand, four hundred forty-nine".