1004304442 has 4 divisors (see below), whose sum is σ = 1506456666. Its totient is φ = 502152220.

The previous prime is 1004304437. The next prime is 1004304449. The reversal of 1004304442 is 2444034001.

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

It can be written as a sum of positive squares in only one way, i.e., 757845841 + 246458601 = 27529^2 + 15699^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1004304449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251076109 + ... + 251076112.

Almost surely, 2^1004304442 is an apocalyptic number.

1004304442 is a deficient number, since it is larger than the sum of its proper divisors (502152224).

1004304442 is an equidigital number, since it uses as much as digits as its factorization.

1004304442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502152223.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1004304442 is about 31690.7627235445. The cubic root of 1004304442 is about 1001.4327602178.

Adding to 1004304442 its reverse (2444034001), we get a palindrome (3448338443).

The spelling of 1004304442 in words is "one billion, four million, three hundred four thousand, four hundred forty-two".