1004220004 has 12 divisors (see below), whose sum is σ = 1817984700. Its totient is φ = 484795808.

The previous prime is 1004219999. The next prime is 1004220013. The reversal of 1004220004 is 4000224001.

It can be written as a sum of positive squares in 2 ways, for example, as 189117504 + 815102500 = 13752^2 + 28550^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4328419 + ... + 4328650.

It is an arithmetic number, because the mean of its divisors is an integer number (151498725).

Almost surely, 2^1004220004 is an apocalyptic number.

It is an amenable number.

1004220004 is a deficient number, since it is larger than the sum of its proper divisors (813764696).

1004220004 is a wasteful number, since it uses less digits than its factorization.

1004220004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8657102 (or 8657100 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 1004220004 is about 31689.4304776845. The cubic root of 1004220004 is about 1001.4046939111.

Adding to 1004220004 its reverse (4000224001), we get a palindrome (5004444005).

The spelling of 1004220004 in words is "one billion, four million, two hundred twenty thousand, four".