9922751 has 4 divisors (see below), whose sum is σ = 9930912. Its totient is φ = 9914592.

The previous prime is 9922741. The next prime is 9922763. The reversal of 9922751 is 1572299.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1572299 = 199 ⋅7901.

It is a cyclic number.

It is not a de Polignac number, because 9922751 - 2¹⁴ = 9906367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9922721) 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, 1850 + ... + 4823.

It is an arithmetic number, because the mean of its divisors is an integer number (2482728).

Almost surely, 2^9922751 is an apocalyptic number.

9922751 is a deficient number, since it is larger than the sum of its proper divisors (8161).

9922751 is a wasteful number, since it uses less digits than its factorization.

9922751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8160.

The product of its digits is 11340, while the sum is 35.

The square root of 9922751 is about 3150.0398410179. The cubic root of 9922751 is about 214.8872746018.

The spelling of 9922751 in words is "nine million, nine hundred twenty-two thousand, seven hundred fifty-one".