424440125 has 8 divisors (see below), whose sum is σ = 529701432. Its totient is φ = 339552000.

The previous prime is 424440097. The next prime is 424440161. The reversal of 424440125 is 521044424.

It can be written as a sum of positive squares in 4 ways, for example, as 19545241 + 404894884 = 4421^2 + 20122^2 .

It is not a de Polignac number, because 424440125 - 2¹⁶ = 424374589 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424440094 and 424440103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1697636 + ... + 1697885.

It is an arithmetic number, because the mean of its divisors is an integer number (66212679).

Almost surely, 2^424440125 is an apocalyptic number.

It is an amenable number.

424440125 is a deficient number, since it is larger than the sum of its proper divisors (105261307).

424440125 is an equidigital number, since it uses as much as digits as its factorization.

424440125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3395536 (or 3395526 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 424440125 is about 20601.9446897617. The cubic root of 424440125 is about 751.5170036054.

Adding to 424440125 its reverse (521044424), we get a palindrome (945484549).

The spelling of 424440125 in words is "four hundred twenty-four million, four hundred forty thousand, one hundred twenty-five".