4320009994 has 4 divisors (see below), whose sum is σ = 6480014994. Its totient is φ = 2160004996.

The previous prime is 4320009931. The next prime is 4320009997. The reversal of 4320009994 is 4999000234.

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

It can be written as a sum of positive squares in only one way, i.e., 4123309369 + 196700625 = 64213^2 + 14025^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (4320009997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1080002497 + ... + 1080002500.

Almost surely, 2^4320009994 is an apocalyptic number.

4320009994 is a deficient number, since it is larger than the sum of its proper divisors (2160005000).

4320009994 is a wasteful number, since it uses less digits than its factorization.

4320009994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2160004999.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 4320009994 is about 65726.7829275098. The cubic root of 4320009994 is about 1628.6518258768.

The spelling of 4320009994 in words is "four billion, three hundred twenty million, nine thousand, nine hundred ninety-four".