8864322859 has 4 divisors (see below), whose sum is σ = 10130654704. Its totient is φ = 7597991016.

The previous prime is 8864322827. The next prime is 8864322881. The reversal of 8864322859 is 9582234688.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 8864322859 - 2⁵ = 8864322827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8864328859) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633165912 + ... + 633165925.

It is an arithmetic number, because the mean of its divisors is an integer number (2532663676).

Almost surely, 2^8864322859 is an apocalyptic number.

8864322859 is a deficient number, since it is larger than the sum of its proper divisors (1266331845).

8864322859 is a wasteful number, since it uses less digits than its factorization.

8864322859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266331844.

The product of its digits is 6635520, while the sum is 55.

The square root of 8864322859 is about 94150.5329724691. The cubic root of 8864322859 is about 2069.5782674488.

The spelling of 8864322859 in words is "eight billion, eight hundred sixty-four million, three hundred twenty-two thousand, eight hundred fifty-nine".