424125250 has 16 divisors (see below), whose sum is σ = 793962936. Its totient is φ = 169650000.

The previous prime is 424125223. The next prime is 424125287. The reversal of 424125250 is 52521424.

It can be written as a sum of positive squares in 4 ways, for example, as 18948609 + 405176641 = 4353^2 + 20129^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

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 7 ways as a sum of consecutive naturals, for example, 848001 + ... + 848500.

Almost surely, 2^424125250 is an apocalyptic number.

424125250 is a deficient number, since it is larger than the sum of its proper divisors (369837686).

424125250 is a wasteful number, since it uses less digits than its factorization.

424125250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696518 (or 1696508 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 424125250 is about 20594.3013962601. The cubic root of 424125250 is about 751.3311175851.

Adding to 424125250 its reverse (52521424), we get a palindrome (476646674).

The spelling of 424125250 in words is "four hundred twenty-four million, one hundred twenty-five thousand, two hundred fifty".