252718847 has 8 divisors (see below), whose sum is σ = 261856800. Its totient is φ = 243609184.

The previous prime is 252718813. The next prime is 252718849. The reversal of 252718847 is 748817252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 252718847 - 2²² = 248524543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 252718798 and 252718807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252718849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12029 + ... + 25497.

It is an arithmetic number, because the mean of its divisors is an integer number (32732100).

Almost surely, 2^252718847 is an apocalyptic number.

252718847 is a deficient number, since it is larger than the sum of its proper divisors (9137953).

252718847 is a wasteful number, since it uses less digits than its factorization.

252718847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14145.

The product of its digits is 250880, while the sum is 44.

The square root of 252718847 is about 15897.1332950315. The cubic root of 252718847 is about 632.2359843185.

The spelling of 252718847 in words is "two hundred fifty-two million, seven hundred eighteen thousand, eight hundred forty-seven".