9976993 has 8 divisors (see below), whose sum is σ = 10830848. Its totient is φ = 9135504.

The previous prime is 9976937. The next prime is 9977021. The reversal of 9976993 is 3996799.

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

It is a cyclic number.

It is not a de Polignac number, because 9976993 - 2⁹ = 9976481 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9976993.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9976913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1371 + ... + 4672.

It is an arithmetic number, because the mean of its divisors is an integer number (1353856).

Almost surely, 2^9976993 is an apocalyptic number.

It is an amenable number.

9976993 is a deficient number, since it is larger than the sum of its proper divisors (853855).

9976993 is a wasteful number, since it uses less digits than its factorization.

9976993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6183.

The product of its digits is 826686, while the sum is 52.

The square root of 9976993 is about 3158.6378393225. The cubic root of 9976993 is about 215.2781185346.

The spelling of 9976993 in words is "nine million, nine hundred seventy-six thousand, nine hundred ninety-three".