1442203304 has 8 divisors (see below), whose sum is σ = 2704131210. Its totient is φ = 721101648.

The previous prime is 1442203289. The next prime is 1442203309. The reversal of 1442203304 is 4033022441.

It can be written as a sum of positive squares in only one way, i.e., 836944900 + 605258404 = 28930^2 + 24602^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1442203304.

It is not an unprimeable number, because it can be changed into a prime (1442203309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90137699 + ... + 90137714.

Almost surely, 2^1442203304 is an apocalyptic number.

It is an amenable number.

1442203304 is a deficient number, since it is larger than the sum of its proper divisors (1261927906).

1442203304 is a wasteful number, since it uses less digits than its factorization.

1442203304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180275419 (or 180275415 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1442203304 is about 37976.3519048368. The cubic root of 1442203304 is about 1129.8188823979.

Adding to 1442203304 its reverse (4033022441), we get a palindrome (5475225745).

The spelling of 1442203304 in words is "one billion, four hundred forty-two million, two hundred three thousand, three hundred four".