404333473 has 2 divisors, whose sum is σ = 404333474. Its totient is φ = 404333472.

The previous prime is 404333467. The next prime is 404333477. The reversal of 404333473 is 374333404.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242331489 + 162001984 = 15567^2 + 12728^2 .

It is a cyclic number.

It is not a de Polignac number, because 404333473 - 2⁵ = 404333441 is a prime.

It is not a weakly prime, because it can be changed into another prime (404333477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202166736 + 202166737.

It is an arithmetic number, because the mean of its divisors is an integer number (202166737).

Almost surely, 2^404333473 is an apocalyptic number.

It is an amenable number.

404333473 is a deficient number, since it is larger than the sum of its proper divisors (1).

404333473 is an equidigital number, since it uses as much as digits as its factorization.

404333473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 31.

The square root of 404333473 is about 20108.0449820464. The cubic root of 404333473 is about 739.4575236527.

Adding to 404333473 its reverse (374333404), we get a palindrome (778666877).

The spelling of 404333473 in words is "four hundred four million, three hundred thirty-three thousand, four hundred seventy-three".