9755990 has 8 divisors (see below), whose sum is σ = 17560800. Its totient is φ = 3902392.

The previous prime is 9755983. The next prime is 9756001. The reversal of 9755990 is 995579.

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, 487790 + ... + 487809.

It is an arithmetic number, because the mean of its divisors is an integer number (2195100).

Almost surely, 2^9755990 is an apocalyptic number.

9755990 is a deficient number, since it is larger than the sum of its proper divisors (7804810).

9755990 is a wasteful number, since it uses less digits than its factorization.

9755990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975606.

The product of its (nonzero) digits is 127575, while the sum is 44.

The square root of 9755990 is about 3123.4580195674. The cubic root of 9755990 is about 213.6766742322.

The spelling of 9755990 in words is "nine million, seven hundred fifty-five thousand, nine hundred ninety".