868222799 has 8 divisors (see below), whose sum is σ = 880659792. Its totient is φ = 855800640.

The previous prime is 868222787. The next prime is 868222811. The reversal of 868222799 is 997222868.

It is an interprime number because it is at equal distance from previous prime (868222787) and next prime (868222811).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-868222799 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 868222799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868222099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173537 + ... + 178469.

It is an arithmetic number, because the mean of its divisors is an integer number (110082474).

Almost surely, 2^868222799 is an apocalyptic number.

868222799 is a deficient number, since it is larger than the sum of its proper divisors (12436993).

868222799 is a wasteful number, since it uses less digits than its factorization.

868222799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7417.

The product of its digits is 1741824, while the sum is 53.

The square root of 868222799 is about 29465.6206281151. The cubic root of 868222799 is about 953.9897942321.

The spelling of 868222799 in words is "eight hundred sixty-eight million, two hundred twenty-two thousand, seven hundred ninety-nine".