8929393 has 4 divisors (see below), whose sum is σ = 9741168. Its totient is φ = 8117620.

The previous prime is 8929391. The next prime is 8929399. The reversal of 8929393 is 3939298.

It is a happy number.

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 8929393 - 2¹ = 8929391 is a prime.

It is a d-powerful number, because it can be written as 8³ + 9² + 2²³ + 9⁴ + 3 + 9⁶ + 3⁷ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8929391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 405871 + ... + 405892.

It is an arithmetic number, because the mean of its divisors is an integer number (2435292).

Almost surely, 2^8929393 is an apocalyptic number.

It is an amenable number.

8929393 is a deficient number, since it is larger than the sum of its proper divisors (811775).

8929393 is a wasteful number, since it uses less digits than its factorization.

8929393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811774.

The product of its digits is 104976, while the sum is 43.

The square root of 8929393 is about 2988.2089953683. The cubic root of 8929393 is about 207.4629962563.

The spelling of 8929393 in words is "eight million, nine hundred twenty-nine thousand, three hundred ninety-three".