473426609 has 2 divisors, whose sum is σ = 473426610. Its totient is φ = 473426608.

The previous prime is 473426593. The next prime is 473426621. The reversal of 473426609 is 906624374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 445336609 + 28090000 = 21103^2 + 5300^2 .

It is a cyclic number.

It is not a de Polignac number, because 473426609 - 2⁴ = 473426593 is a prime.

It is a super-3 number, since 3×473426609³ (a number of 27 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (473426669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236713304 + 236713305.

It is an arithmetic number, because the mean of its divisors is an integer number (236713305).

Almost surely, 2^473426609 is an apocalyptic number.

It is an amenable number.

473426609 is a deficient number, since it is larger than the sum of its proper divisors (1).

473426609 is an equidigital number, since it uses as much as digits as its factorization.

473426609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 473426609 is about 21758.3687118313. The cubic root of 473426609 is about 779.3829269185.

The spelling of 473426609 in words is "four hundred seventy-three million, four hundred twenty-six thousand, six hundred nine".