9922554 has 32 divisors (see below), whose sum is σ = 22472640. Its totient is φ = 3244176.

The previous prime is 9922531. The next prime is 9922559. The reversal of 9922554 is 4552299.

It is a happy number.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9922559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1129 + ... + 4595.

It is an arithmetic number, because the mean of its divisors is an integer number (702270).

Almost surely, 2^9922554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9922554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11236320).

9922554 is an abundant number, since it is smaller than the sum of its proper divisors (12550086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9922554 is a wasteful number, since it uses less digits than its factorization.

9922554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531 (or 3525 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 9922554 is about 3150.0085714169. The cubic root of 9922554 is about 214.8858525139.

The spelling of 9922554 in words is "nine million, nine hundred twenty-two thousand, five hundred fifty-four".