604040513 has 8 divisors (see below), whose sum is σ = 636425088. Its totient is φ = 572166144.

The previous prime is 604040501. The next prime is 604040537. The reversal of 604040513 is 315040406.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 604040513 - 2⁴ = 604040497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (604040113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125120 + ... + 129857.

It is an arithmetic number, because the mean of its divisors is an integer number (79553136).

Almost surely, 2^604040513 is an apocalyptic number.

It is an amenable number.

604040513 is a deficient number, since it is larger than the sum of its proper divisors (32384575).

604040513 is a wasteful number, since it uses less digits than its factorization.

604040513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255103.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 604040513 is about 24577.2356663641. The cubic root of 604040513 is about 845.3217093715.

Adding to 604040513 its reverse (315040406), we get a palindrome (919080919).

The spelling of 604040513 in words is "six hundred four million, forty thousand, five hundred thirteen".