1204403604 has 48 divisors (see below), whose sum is σ = 2844979200. Its totient is φ = 396527616.

The previous prime is 1204403587. The next prime is 1204403657. The reversal of 1204403604 is 4063044021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 941037 + ... + 942315.

It is an arithmetic number, because the mean of its divisors is an integer number (59270400).

Almost surely, 2^1204403604 is an apocalyptic number.

It is an amenable number.

1204403604 is an abundant number, since it is smaller than the sum of its proper divisors (1640575596).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1204403604 is a wasteful number, since it uses less digits than its factorization.

1204403604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2192 (or 2190 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1204403604 is about 34704.5184954351. The cubic root of 1204403604 is about 1063.9568511437.

Adding to 1204403604 its reverse (4063044021), we get a palindrome (5267447625).

The spelling of 1204403604 in words is "one billion, two hundred four million, four hundred three thousand, six hundred four".