244420004 has 12 divisors (see below), whose sum is σ = 442484700. Its totient is φ = 117995808.

The previous prime is 244419979. The next prime is 244420021. The reversal of 244420004 is 400024442.

It can be written as a sum of positive squares in 2 ways, for example, as 193154404 + 51265600 = 13898^2 + 7160^2 .

It is a super-2 number, since 2×244420004² = 119482276710720032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1053419 + ... + 1053650.

It is an arithmetic number, because the mean of its divisors is an integer number (36873725).

Almost surely, 2^244420004 is an apocalyptic number.

It is an amenable number.

244420004 is a deficient number, since it is larger than the sum of its proper divisors (198064696).

244420004 is a wasteful number, since it uses less digits than its factorization.

244420004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2107102 (or 2107100 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

The square root of 244420004 is about 15633.9375718339. The cubic root of 244420004 is about 625.2383125332.

Adding to 244420004 its reverse (400024442), we get a palindrome (644444446).

The spelling of 244420004 in words is "two hundred forty-four million, four hundred twenty thousand, four".