868569222 has 32 divisors (see below), whose sum is σ = 1798953984. Its totient is φ = 279280800.

The previous prime is 868569209. The next prime is 868569223. The reversal of 868569222 is 222965868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868569223) 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 15 ways as a sum of consecutive naturals, for example, 51597 + ... + 66327.

It is an arithmetic number, because the mean of its divisors is an integer number (56217312).

Almost surely, 2^868569222 is an apocalyptic number.

868569222 is an abundant number, since it is smaller than the sum of its proper divisors (930384762).

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

868569222 is a wasteful number, since it uses less digits than its factorization.

868569222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15084.

The product of its digits is 829440, while the sum is 48.

The square root of 868569222 is about 29471.4984688597. The cubic root of 868569222 is about 954.1166587734.

The spelling of 868569222 in words is "eight hundred sixty-eight million, five hundred sixty-nine thousand, two hundred twenty-two".