404130473 has 2 divisors, whose sum is σ = 404130474. Its totient is φ = 404130472.

The previous prime is 404130451. The next prime is 404130497. The reversal of 404130473 is 374031404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223711849 + 180418624 = 14957^2 + 13432^2 .

It is a cyclic number.

It is not a de Polignac number, because 404130473 - 2¹² = 404126377 is a prime.

It is not a weakly prime, because it can be changed into another prime (404130073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202065236 + 202065237.

It is an arithmetic number, because the mean of its divisors is an integer number (202065237).

Almost surely, 2^404130473 is an apocalyptic number.

It is an amenable number.

404130473 is a deficient number, since it is larger than the sum of its proper divisors (1).

404130473 is an equidigital number, since it uses as much as digits as its factorization.

404130473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 404130473 is about 20102.9966174200. The cubic root of 404130473 is about 739.3337520502. Note that the first 3 decimals are identical.

Adding to 404130473 its reverse (374031404), we get a palindrome (778161877).

The spelling of 404130473 in words is "four hundred four million, one hundred thirty thousand, four hundred seventy-three".