252826985 has 8 divisors (see below), whose sum is σ = 303711936. Its totient is φ = 202048560.

The previous prime is 252826969. The next prime is 252826999. The reversal of 252826985 is 589628252.

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

It is not a de Polignac number, because 252826985 - 2⁴ = 252826969 is a prime.

It is a Duffinian 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, 21311 + ... + 30980.

It is an arithmetic number, because the mean of its divisors is an integer number (37963992).

Almost surely, 2^252826985 is an apocalyptic number.

It is an amenable number.

252826985 is a deficient number, since it is larger than the sum of its proper divisors (50884951).

252826985 is an equidigital number, since it uses as much as digits as its factorization.

252826985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53263.

The product of its digits is 691200, while the sum is 47.

The square root of 252826985 is about 15900.5341105260. The cubic root of 252826985 is about 632.3261490561.

The spelling of 252826985 in words is "two hundred fifty-two million, eight hundred twenty-six thousand, nine hundred eighty-five".