418040573 has 2 divisors, whose sum is σ = 418040574. Its totient is φ = 418040572.

The previous prime is 418040563. The next prime is 418040621. The reversal of 418040573 is 375040814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 216031204 + 202009369 = 14698^2 + 14213^2 .

It is a cyclic number.

It is not a de Polignac number, because 418040573 - 2¹⁰ = 418039549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418040533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209020286 + 209020287.

It is an arithmetic number, because the mean of its divisors is an integer number (209020287).

Almost surely, 2^418040573 is an apocalyptic number.

It is an amenable number.

418040573 is a deficient number, since it is larger than the sum of its proper divisors (1).

418040573 is an equidigital number, since it uses as much as digits as its factorization.

418040573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 418040573 is about 20446.0405213332. The cubic root of 418040573 is about 747.7208278111.

The spelling of 418040573 in words is "four hundred eighteen million, forty thousand, five hundred seventy-three".