473945449 has 2 divisors, whose sum is σ = 473945450. Its totient is φ = 473945448.

The previous prime is 473945401. The next prime is 473945467. The reversal of 473945449 is 944549374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240467049 + 233478400 = 15507^2 + 15280^2 .

It is a cyclic number.

It is not a de Polignac number, because 473945449 - 2¹³ = 473937257 is a prime.

It is not a weakly prime, because it can be changed into another prime (473945489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236972724 + 236972725.

It is an arithmetic number, because the mean of its divisors is an integer number (236972725).

Almost surely, 2^473945449 is an apocalyptic number.

It is an amenable number.

473945449 is a deficient number, since it is larger than the sum of its proper divisors (1).

473945449 is an equidigital number, since it uses as much as digits as its factorization.

473945449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 49.

The square root of 473945449 is about 21770.2882158230. The cubic root of 473945449 is about 779.6675380201.

The spelling of 473945449 in words is "four hundred seventy-three million, nine hundred forty-five thousand, four hundred forty-nine".