252256543 has 16 divisors (see below), whose sum is σ = 315380736. Its totient is φ = 196014240.

The previous prime is 252256531. The next prime is 252256549. The reversal of 252256543 is 345652252.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-252256543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 252256499 and 252256508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252256549) 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 15 ways as a sum of consecutive naturals, for example, 24330 + ... + 33112.

It is an arithmetic number, because the mean of its divisors is an integer number (19711296).

Almost surely, 2^252256543 is an apocalyptic number.

252256543 is a deficient number, since it is larger than the sum of its proper divisors (63124193).

252256543 is a wasteful number, since it uses less digits than its factorization.

252256543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9174.

The product of its digits is 72000, while the sum is 34.

The square root of 252256543 is about 15882.5861559130. The cubic root of 252256543 is about 631.8502280559.

The spelling of 252256543 in words is "two hundred fifty-two million, two hundred fifty-six thousand, five hundred forty-three".