9975766 has 8 divisors (see below), whose sum is σ = 15246144. Its totient is φ = 4893720.

The previous prime is 9975737. The next prime is 9975773. The reversal of 9975766 is 6675799.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46950 + ... + 47161.

It is an arithmetic number, because the mean of its divisors is an integer number (1905768).

Almost surely, 2^9975766 is an apocalyptic number.

9975766 is a deficient number, since it is larger than the sum of its proper divisors (5270378).

9975766 is a wasteful number, since it uses less digits than its factorization.

9975766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94166.

The product of its digits is 714420, while the sum is 49.

The square root of 9975766 is about 3158.4436040556. The cubic root of 9975766 is about 215.2692929937.

The spelling of 9975766 in words is "nine million, nine hundred seventy-five thousand, seven hundred sixty-six".