604402243 has 4 divisors (see below), whose sum is σ = 613423240. Its totient is φ = 595381248.

The previous prime is 604402237. The next prime is 604402277. The reversal of 604402243 is 342204406.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604402243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (604402223) 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 in 3 ways as a sum of consecutive naturals, for example, 4510398 + ... + 4510531.

It is an arithmetic number, because the mean of its divisors is an integer number (153355810).

Almost surely, 2^604402243 is an apocalyptic number.

604402243 is a deficient number, since it is larger than the sum of its proper divisors (9020997).

604402243 is an equidigital number, since it uses as much as digits as its factorization.

604402243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9020996.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 604402243 is about 24584.5936106335. The cubic root of 604402243 is about 845.4904161592.

Adding to 604402243 its reverse (342204406), we get a palindrome (946606649).

The spelling of 604402243 in words is "six hundred four million, four hundred two thousand, two hundred forty-three".