8920009918 has 4 divisors (see below), whose sum is σ = 13380014880. Its totient is φ = 4460004958.

The previous prime is 8920009909. The next prime is 8920009919. The reversal of 8920009918 is 8199000298.

It is a happy number.

8920009918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8920009919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2230002478 + ... + 2230002481.

It is an arithmetic number, because the mean of its divisors is an integer number (3345003720).

Almost surely, 2^8920009918 is an apocalyptic number.

8920009918 is a deficient number, since it is larger than the sum of its proper divisors (4460004962).

8920009918 is a wasteful number, since it uses less digits than its factorization.

8920009918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460004961.

The product of its (nonzero) digits is 93312, while the sum is 46.

The square root of 8920009918 is about 94445.8041312583. The cubic root of 8920009918 is about 2073.9030282855.

The spelling of 8920009918 in words is "eight billion, nine hundred twenty million, nine thousand, nine hundred eighteen".