604415393 has 2 divisors, whose sum is σ = 604415394. Its totient is φ = 604415392.

The previous prime is 604415381. The next prime is 604415423. The reversal of 604415393 is 393514406.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 598878784 + 5536609 = 24472^2 + 2353^2 .

It is a cyclic number.

It is not a de Polignac number, because 604415393 - 2²⁰ = 603366817 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (604415323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302207696 + 302207697.

It is an arithmetic number, because the mean of its divisors is an integer number (302207697).

Almost surely, 2^604415393 is an apocalyptic number.

It is an amenable number.

604415393 is a deficient number, since it is larger than the sum of its proper divisors (1).

604415393 is an equidigital number, since it uses as much as digits as its factorization.

604415393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 604415393 is about 24584.8610530953. The cubic root of 604415393 is about 845.4965479026.

Adding to 604415393 its reverse (393514406), we get a palindrome (997929799).

The spelling of 604415393 in words is "six hundred four million, four hundred fifteen thousand, three hundred ninety-three".