424125252 has 18 divisors (see below), whose sum is σ = 1072094478. Its totient is φ = 141375072.

The previous prime is 424125223. The next prime is 424125287. The reversal of 424125252 is 252521424.

It can be written as a sum of positive squares in only one way, i.e., 413471556 + 10653696 = 20334^2 + 3264^2 .

It is a tau number, because it is divible by the number of its divisors (18).

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 5 ways as a sum of consecutive naturals, for example, 5890593 + ... + 5890664.

Almost surely, 2^424125252 is an apocalyptic number.

It is an amenable number.

424125252 is an abundant number, since it is smaller than the sum of its proper divisors (647969226).

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

424125252 is a wasteful number, since it uses less digits than its factorization.

424125252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11781267 (or 11781262 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 424125252 is about 20594.3014448172. The cubic root of 424125252 is about 751.3311187661.

Adding to 424125252 its reverse (252521424), we get a palindrome (676646676).

The spelling of 424125252 in words is "four hundred twenty-four million, one hundred twenty-five thousand, two hundred fifty-two".