4399512122 has 8 divisors (see below), whose sum is σ = 6649644672. Its totient is φ = 2182963900.

The previous prime is 4399512113. The next prime is 4399512167. The reversal of 4399512122 is 2212159934.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8395754 + ... + 8396277.

It is an arithmetic number, because the mean of its divisors is an integer number (831205584).

Almost surely, 2^4399512122 is an apocalyptic number.

4399512122 is a deficient number, since it is larger than the sum of its proper divisors (2250132550).

4399512122 is a wasteful number, since it uses less digits than its factorization.

4399512122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16792164.

The product of its digits is 38880, while the sum is 38.

The square root of 4399512122 is about 66328.8181863660. The cubic root of 4399512122 is about 1638.5819739895.

The spelling of 4399512122 in words is "four billion, three hundred ninety-nine million, five hundred twelve thousand, one hundred twenty-two".