9306993 has 4 divisors (see below), whose sum is σ = 12409328. Its totient is φ = 6204660.

The previous prime is 9306991. The next prime is 9307003. The reversal of 9306993 is 3996039.

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 not a de Polignac number, because 9306993 - 2¹ = 9306991 is a prime.

It is a Duffinian number.

9306993 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9306991) 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, 1551163 + ... + 1551168.

It is an arithmetic number, because the mean of its divisors is an integer number (3102332).

Almost surely, 2^9306993 is an apocalyptic number.

It is an amenable number.

9306993 is a deficient number, since it is larger than the sum of its proper divisors (3102335).

9306993 is a wasteful number, since it uses less digits than its factorization.

9306993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3102334.

The product of its (nonzero) digits is 39366, while the sum is 39.

The square root of 9306993 is about 3050.7364684613. The cubic root of 9306993 is about 210.3470678071.

The spelling of 9306993 in words is "nine million, three hundred six thousand, nine hundred ninety-three".