1204402044 has 24 divisors (see below), whose sum is σ = 2844132480. Its totient is φ = 396630064.

The previous prime is 1204402033. The next prime is 1204402063. The reversal of 1204402044 is 4402044021.

It is a self number, because there is not a number n which added to its sum of digits gives 1204402044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603624 + ... + 605615.

It is an arithmetic number, because the mean of its divisors is an integer number (118505520).

Almost surely, 2^1204402044 is an apocalyptic number.

It is an amenable number.

1204402044 is an abundant number, since it is smaller than the sum of its proper divisors (1639730436).

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

1204402044 is a wasteful number, since it uses less digits than its factorization.

1204402044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209329 (or 1209327 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 1204402044 is about 34704.4960199684. The cubic root of 1204402044 is about 1063.9563917812.

Adding to 1204402044 its reverse (4402044021), we get a palindrome (5606446065).

The spelling of 1204402044 in words is "one billion, two hundred four million, four hundred two thousand, forty-four".