845419948 has 12 divisors (see below), whose sum is σ = 1530501840. Its totient is φ = 408133712.

The previous prime is 845419921. The next prime is 845419951. The reversal of 845419948 is 849914548.

It is a junction number, because it is equal to n+sod(n) for n = 845419895 and 845419904.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3643936 + ... + 3644167.

It is an arithmetic number, because the mean of its divisors is an integer number (127541820).

Almost surely, 2^845419948 is an apocalyptic number.

It is an amenable number.

845419948 is a deficient number, since it is larger than the sum of its proper divisors (685081892).

845419948 is a wasteful number, since it uses less digits than its factorization.

845419948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7288136 (or 7288134 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 52.

The square root of 845419948 is about 29076.1061354508. The cubic root of 845419948 is about 945.5637847790.

The spelling of 845419948 in words is "eight hundred forty-five million, four hundred nineteen thousand, nine hundred forty-eight".