9922561 has 8 divisors (see below), whose sum is σ = 11008800. Its totient is φ = 8867040.

The previous prime is 9922559. The next prime is 9922571. The reversal of 9922561 is 1652299.

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 9922561 - 2¹ = 9922559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9922531) 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, 6996 + ... + 8293.

It is an arithmetic number, because the mean of its divisors is an integer number (1376100).

Almost surely, 2^9922561 is an apocalyptic number.

It is an amenable number.

9922561 is a deficient number, since it is larger than the sum of its proper divisors (1086239).

9922561 is a wasteful number, since it uses less digits than its factorization.

9922561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15359.

The product of its digits is 9720, while the sum is 34.

The square root of 9922561 is about 3150.0096825248. The cubic root of 9922561 is about 214.8859030453.

It can be divided in two parts, 992 and 2561, that added together give a palindrome (3553).

The spelling of 9922561 in words is "nine million, nine hundred twenty-two thousand, five hundred sixty-one".