4244434425 has 240 divisors, whose sum is σ = 9921364992. Its totient is φ = 1742601600.

The previous prime is 4244434417. The next prime is 4244434451. The reversal of 4244434425 is 5244344424.

It is not a de Polignac number, because 4244434425 - 2³ = 4244434417 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4244434425.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 25415692 + ... + 25415858.

Almost surely, 2^4244434425 is an apocalyptic number.

4244434425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4244434425 is an abundant number, since it is smaller than the sum of its proper divisors (5676930567).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4244434425 is a wasteful number, since it uses less digits than its factorization.

4244434425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 356 counting only the distinct ones).

The product of its digits is 245760, while the sum is 36.

The square root of 4244434425 is about 65149.3240563553. The cubic root of 4244434425 is about 1619.0985210822.

Adding to 4244434425 its reverse (5244344424), we get a palindrome (9488778849).

Subtracting 4244434425 from its reverse (5244344424), we obtain a palindrome (999909999).

The spelling of 4244434425 in words is "four billion, two hundred forty-four million, four hundred thirty-four thousand, four hundred twenty-five".