604435253 has 4 divisors (see below), whose sum is σ = 604484460. Its totient is φ = 604386048.

The previous prime is 604435229. The next prime is 604435297. The reversal of 604435253 is 352534406.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 426959569 + 177475684 = 20663^2 + 13322^2 .

It is a cyclic number.

It is not a de Polignac number, because 604435253 - 2¹⁴ = 604418869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (604435553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10901 + ... + 36437.

It is an arithmetic number, because the mean of its divisors is an integer number (151121115).

Almost surely, 2^604435253 is an apocalyptic number.

It is an amenable number.

604435253 is a deficient number, since it is larger than the sum of its proper divisors (49207).

604435253 is a wasteful number, since it uses less digits than its factorization.

604435253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49206.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 604435253 is about 24585.2649568802. The cubic root of 604435253 is about 845.5058082985.

Adding to 604435253 its reverse (352534406), we get a palindrome (956969659).

The spelling of 604435253 in words is "six hundred four million, four hundred thirty-five thousand, two hundred fifty-three".