848659749 has 16 divisors (see below), whose sum is σ = 1297337472. Its totient is φ = 483395328.

The previous prime is 848659733. The next prime is 848659753. The reversal of 848659749 is 947956848.

It is not a de Polignac number, because 848659749 - 2⁴ = 848659733 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 848659692 and 848659701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (848659729) 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, 57984 + ... + 71129.

It is an arithmetic number, because the mean of its divisors is an integer number (81083592).

Almost surely, 2^848659749 is an apocalyptic number.

It is an amenable number.

848659749 is a deficient number, since it is larger than the sum of its proper divisors (448677723).

848659749 is a wasteful number, since it uses less digits than its factorization.

848659749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129436.

The product of its digits is 17418240, while the sum is 60.

The square root of 848659749 is about 29131.7652915164. The cubic root of 848659749 is about 946.7701018672.

The spelling of 848659749 in words is "eight hundred forty-eight million, six hundred fifty-nine thousand, seven hundred forty-nine".