868692048 has 80 divisors (see below), whose sum is σ = 2613154176. Its totient is φ = 243509760.

The previous prime is 868692007. The next prime is 868692067. The reversal of 868692048 is 840296868.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 6583 + ... + 42198.

Almost surely, 2^868692048 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 868692048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306577088).

868692048 is an abundant number, since it is smaller than the sum of its proper divisors (1744462128).

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

868692048 is a wasteful number, since it uses less digits than its factorization.

868692048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48852 (or 48846 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 868692048 is about 29473.5822050866. The cubic root of 868692048 is about 954.1616311280.

The spelling of 868692048 in words is "eight hundred sixty-eight million, six hundred ninety-two thousand, forty-eight".