1244225404 has 12 divisors (see below), whose sum is σ = 2177795200. Its totient is φ = 621998208.

The previous prime is 1244225387. The next prime is 1244225413. The reversal of 1244225404 is 4045224421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1269 + ... + 49900.

Almost surely, 2^1244225404 is an apocalyptic number.

It is an amenable number.

1244225404 is a deficient number, since it is larger than the sum of its proper divisors (933569796).

1244225404 is a wasteful number, since it uses less digits than its factorization.

1244225404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57252 (or 57250 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 28.

The square root of 1244225404 is about 35273.5794044211. The cubic root of 1244225404 is about 1075.5559854096. Note that the first 3 decimals are identical.

Adding to 1244225404 its reverse (4045224421), we get a palindrome (5289449825).

The spelling of 1244225404 in words is "one billion, two hundred forty-four million, two hundred twenty-five thousand, four hundred four".