252445012 has 24 divisors (see below), whose sum is σ = 451963904. Its totient is φ = 123342912.

The previous prime is 252445009. The next prime is 252445027. The reversal of 252445012 is 210544252.

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, 30328 + ... + 37744.

Almost surely, 2^252445012 is an apocalyptic number.

It is an amenable number.

252445012 is a deficient number, since it is larger than the sum of its proper divisors (199518892).

252445012 is a wasteful number, since it uses less digits than its factorization.

252445012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7615 (or 7613 counting only the distinct ones).

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

The square root of 252445012 is about 15888.5182443172. The cubic root of 252445012 is about 632.0075474450.

Adding to 252445012 its reverse (210544252), we get a palindrome (462989264).

The spelling of 252445012 in words is "two hundred fifty-two million, four hundred forty-five thousand, twelve".