404597 has 2 divisors, whose sum is σ = 404598. Its totient is φ = 404596.

The previous prime is 404557. The next prime is 404671. The reversal of 404597 is 795404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 358801 + 45796 = 599^2 + 214^2 .

It is a cyclic number.

It is not a de Polignac number, because 404597 - 2⁶ = 404533 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (404507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202298 + 202299.

It is an arithmetic number, because the mean of its divisors is an integer number (202299).

2⁴⁰⁴⁵⁹⁷ is an apocalyptic number.

It is an amenable number.

404597 is a deficient number, since it is larger than the sum of its proper divisors (1).

404597 is an equidigital number, since it uses as much as digits as its factorization.

404597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 404597 is about 636.0793975598. The cubic root of 404597 is about 73.9618137532.

It can be divided in two parts, 404 and 597, that added together give a palindrome (1001).

The spelling of 404597 in words is "four hundred four thousand, five hundred ninety-seven".