868703940 has 360 divisors, whose sum is σ = 3124820160. Its totient is φ = 201367296.

The previous prime is 868703909. The next prime is 868703963. The reversal of 868703940 is 49307868.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 5201737 + ... + 5201903.

It is an arithmetic number, because the mean of its divisors is an integer number (8680056).

Almost surely, 2^868703940 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 868703940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1562410080).

868703940 is an abundant number, since it is smaller than the sum of its proper divisors (2256116220).

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

868703940 is a wasteful number, since it uses less digits than its factorization.

868703940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 868703940 is about 29473.7839443801. The cubic root of 868703940 is about 954.1659851214.

The spelling of 868703940 in words is "eight hundred sixty-eight million, seven hundred three thousand, nine hundred forty".