8840664222 has 16 divisors (see below), whose sum is σ = 19041430800. Its totient is φ = 2720204352.

The previous prime is 8840664221. The next prime is 8840664251. The reversal of 8840664222 is 2224660488.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8840664221) 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, 56670847 + ... + 56671002.

It is an arithmetic number, because the mean of its divisors is an integer number (1190089425).

Almost surely, 2^8840664222 is an apocalyptic number.

8840664222 is an abundant number, since it is smaller than the sum of its proper divisors (10200766578).

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

8840664222 is a wasteful number, since it uses less digits than its factorization.

8840664222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113341867.

The product of its (nonzero) digits is 294912, while the sum is 42.

The square root of 8840664222 is about 94024.8064183064. The cubic root of 8840664222 is about 2067.7354108983.

It can be divided in two parts, 88406 and 64222, that added together give a triangular number (152628 = T₅₅₂).

The spelling of 8840664222 in words is "eight billion, eight hundred forty million, six hundred sixty-four thousand, two hundred twenty-two".