8993906 has 8 divisors (see below), whose sum is σ = 13926144. Its totient is φ = 4351860.

The previous prime is 8993903. The next prime is 8993909. The reversal of 8993906 is 6093998.

It is an interprime number because it is at equal distance from previous prime (8993903) and next prime (8993909).

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

It is not an unprimeable number, because it can be changed into a prime (8993903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72470 + ... + 72593.

It is an arithmetic number, because the mean of its divisors is an integer number (1740768).

Almost surely, 2^8993906 is an apocalyptic number.

8993906 is a deficient number, since it is larger than the sum of its proper divisors (4932238).

8993906 is a wasteful number, since it uses less digits than its factorization.

8993906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145096.

The product of its (nonzero) digits is 104976, while the sum is 44.

The square root of 8993906 is about 2998.9841613453. The cubic root of 8993906 is about 207.9614234425.

The spelling of 8993906 in words is "eight million, nine hundred ninety-three thousand, nine hundred six".