845720848 has 20 divisors (see below), whose sum is σ = 1872667840. Its totient is φ = 362451744.

The previous prime is 845720801. The next prime is 845720873. The reversal of 845720848 is 848027548.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 845720798 and 845720807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3775428 + ... + 3775651.

It is an arithmetic number, because the mean of its divisors is an integer number (93633392).

Almost surely, 2^845720848 is an apocalyptic number.

It is an amenable number.

845720848 is an abundant number, since it is smaller than the sum of its proper divisors (1026946992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

845720848 is a wasteful number, since it uses less digits than its factorization.

845720848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7551094 (or 7551088 counting only the distinct ones).

The product of its (nonzero) digits is 573440, while the sum is 46.

The square root of 845720848 is about 29081.2800268489. The cubic root of 845720848 is about 945.6759524636.

The spelling of 845720848 in words is "eight hundred forty-five million, seven hundred twenty thousand, eight hundred forty-eight".