1002224404 has 6 divisors (see below), whose sum is σ = 1753892714. Its totient is φ = 501112200.

The previous prime is 1002224393. The next prime is 1002224411. The reversal of 1002224404 is 4044222001.

It can be written as a sum of positive squares in only one way, i.e., 695904400 + 306320004 = 26380^2 + 17502^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125278047 + ... + 125278054.

Almost surely, 2^1002224404 is an apocalyptic number.

It is an amenable number.

1002224404 is a deficient number, since it is larger than the sum of its proper divisors (751668310).

1002224404 is a wasteful number, since it uses less digits than its factorization.

1002224404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250556105 (or 250556103 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1002224404 is about 31657.9279802074. The cubic root of 1002224404 is about 1000.7409189036.

Adding to 1002224404 its reverse (4044222001), we get a palindrome (5046446405).

The spelling of 1002224404 in words is "one billion, two million, two hundred twenty-four thousand, four hundred four".