867591048 has 128 divisors (see below), whose sum is σ = 2343813120. Its totient is φ = 267079680.

The previous prime is 867591031. The next prime is 867591077. The reversal of 867591048 is 840195768.

867591048 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 867590988 and 867591006.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1503336 + ... + 1503912.

It is an arithmetic number, because the mean of its divisors is an integer number (18311040).

Almost surely, 2^867591048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867591048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1171906560).

867591048 is an abundant number, since it is smaller than the sum of its proper divisors (1476222072).

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

867591048 is a wasteful number, since it uses less digits than its factorization.

867591048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707 (or 703 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 867591048 is about 29454.8985399712. The cubic root of 867591048 is about 953.7583520090.

The spelling of 867591048 in words is "eight hundred sixty-seven million, five hundred ninety-one thousand, forty-eight".