868620096 has 84 divisors (see below), whose sum is σ = 2550537444. Its totient is φ = 282470400.

The previous prime is 868620091. The next prime is 868620097. The reversal of 868620096 is 690026868.

It can be written as a sum of positive squares in 2 ways, for example, as 19713600 + 848906496 = 4440^2 + 29136^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868620091) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 5226 + ... + 42006.

It is an arithmetic number, because the mean of its divisors is an integer number (30363541).

Almost surely, 2^868620096 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 868620096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275268722).

868620096 is an abundant number, since it is smaller than the sum of its proper divisors (1681917348).

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

868620096 is a wasteful number, since it uses less digits than its factorization.

868620096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36840 (or 36827 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 868620096 is about 29472.3615613001. The cubic root of 868620096 is about 954.1352866433.

It can be divided in two parts, 8686 and 20096, that added together give a palindrome (28782).

The spelling of 868620096 in words is "eight hundred sixty-eight million, six hundred twenty thousand, ninety-six".