9016993 has 4 divisors (see below), whose sum is σ = 9025200. Its totient is φ = 9008788.

The previous prime is 9016967. The next prime is 9017027. The reversal of 9016993 is 3996109.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9016993 - 2⁵ = 9016961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9016193) 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, 2143 + ... + 4756.

It is an arithmetic number, because the mean of its divisors is an integer number (2256300).

Almost surely, 2^9016993 is an apocalyptic number.

It is an amenable number.

9016993 is a deficient number, since it is larger than the sum of its proper divisors (8207).

9016993 is a wasteful number, since it uses less digits than its factorization.

9016993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8206.

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 9016993 is about 3002.8308310659. The cubic root of 9016993 is about 208.1392143105.

The spelling of 9016993 in words is "nine million, sixteen thousand, nine hundred ninety-three".