891363848 has 8 divisors (see below), whose sum is σ = 1671307230. Its totient is φ = 445681920.

The previous prime is 891363833. The next prime is 891363857. The reversal of 891363848 is 848363198.

It can be written as a sum of positive squares in only one way, i.e., 738643684 + 152720164 = 27178^2 + 12358^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 891363796 and 891363805.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55710233 + ... + 55710248.

Almost surely, 2^891363848 is an apocalyptic number.

It is an amenable number.

891363848 is a deficient number, since it is larger than the sum of its proper divisors (779943382).

891363848 is a wasteful number, since it uses less digits than its factorization.

891363848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111420487 (or 111420483 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 891363848 is about 29855.7171744375. The cubic root of 891363848 is about 962.3912637718.

The spelling of 891363848 in words is "eight hundred ninety-one million, three hundred sixty-three thousand, eight hundred forty-eight".