8994493 has 4 divisors (see below), whose sum is σ = 9121248. Its totient is φ = 8867740.

The previous prime is 8994487. The next prime is 8994497. The reversal of 8994493 is 3944998.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8994493 - 2⁹ = 8993981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8994497) 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, 63271 + ... + 63412.

It is an arithmetic number, because the mean of its divisors is an integer number (2280312).

Almost surely, 2^8994493 is an apocalyptic number.

It is an amenable number.

8994493 is a deficient number, since it is larger than the sum of its proper divisors (126755).

8994493 is a wasteful number, since it uses less digits than its factorization.

8994493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126754.

The product of its digits is 279936, while the sum is 46.

The square root of 8994493 is about 2999.0820262207. The cubic root of 8994493 is about 207.9659476429.

The spelling of 8994493 in words is "eight million, nine hundred ninety-four thousand, four hundred ninety-three".