848856521 has 16 divisors (see below), whose sum is σ = 911131200. Its totient is φ = 788491008.

The previous prime is 848856511. The next prime is 848856523. The reversal of 848856521 is 125658848.

It is a cyclic number.

It is not a de Polignac number, because 848856521 - 2¹⁴ = 848840137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (848856523) 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, 214085 + ... + 218013.

It is an arithmetic number, because the mean of its divisors is an integer number (56945700).

Almost surely, 2^848856521 is an apocalyptic number.

It is an amenable number.

848856521 is a deficient number, since it is larger than the sum of its proper divisors (62274679).

848856521 is a wasteful number, since it uses less digits than its factorization.

848856521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168.

The product of its digits is 614400, while the sum is 47.

The square root of 848856521 is about 29135.1423713700. The cubic root of 848856521 is about 946.8432695688.

The spelling of 848856521 in words is "eight hundred forty-eight million, eight hundred fifty-six thousand, five hundred twenty-one".