404463097 has 2 divisors, whose sum is σ = 404463098. Its totient is φ = 404463096.

The previous prime is 404463091. The next prime is 404463161. The reversal of 404463097 is 790364404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338707216 + 65755881 = 18404^2 + 8109^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-404463097 is a prime.

It is not a weakly prime, because it can be changed into another prime (404463091) 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, 202231548 + 202231549.

It is an arithmetic number, because the mean of its divisors is an integer number (202231549).

Almost surely, 2^404463097 is an apocalyptic number.

It is an amenable number.

404463097 is a deficient number, since it is larger than the sum of its proper divisors (1).

404463097 is an equidigital number, since it uses as much as digits as its factorization.

404463097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 404463097 is about 20111.2679112979. The cubic root of 404463097 is about 739.5365353328.

The spelling of 404463097 in words is "four hundred four million, four hundred sixty-three thousand, ninety-seven".