252003222 has 12 divisors (see below), whose sum is σ = 546007020. Its totient is φ = 84001068.

The previous prime is 252003197. The next prime is 252003317. The reversal of 252003222 is 222300252.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 14000179 = 252003222 / (2 + 5 + 2 + 0 + 0 + 3 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 252003195 and 252003204.

It is a congruent number.

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, 7000072 + ... + 7000107.

It is an arithmetic number, because the mean of its divisors is an integer number (45500585).

Almost surely, 2^252003222 is an apocalyptic number.

252003222 is an abundant number, since it is smaller than the sum of its proper divisors (294003798).

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

252003222 is a wasteful number, since it uses less digits than its factorization.

252003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14000187 (or 14000184 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 252003222 is about 15874.6093495242. The cubic root of 252003222 is about 631.6386517265.

Adding to 252003222 its reverse (222300252), we get a palindrome (474303474).

The spelling of 252003222 in words is "two hundred fifty-two million, three thousand, two hundred twenty-two".