252500044 has 12 divisors (see below), whose sum is σ = 465131800. Its totient is φ = 119605248.

The previous prime is 252500041. The next prime is 252500047. The reversal of 252500044 is 440005252.

It is an interprime number because it is at equal distance from previous prime (252500041) and next prime (252500047).

It is a junction number, because it is equal to n+sod(n) for n = 252499988 and 252500024.

It is not an unprimeable number, because it can be changed into a prime (252500041) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1661109 + ... + 1661260.

Almost surely, 2^252500044 is an apocalyptic number.

It is an amenable number.

252500044 is a deficient number, since it is larger than the sum of its proper divisors (212631756).

252500044 is a wasteful number, since it uses less digits than its factorization.

252500044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322392 (or 3322390 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 252500044 is about 15890.2499665675. The cubic root of 252500044 is about 632.0534691450.

Adding to 252500044 its reverse (440005252), we get a palindrome (692505296).

The spelling of 252500044 in words is "two hundred fifty-two million, five hundred thousand, forty-four".