9955568 has 40 divisors (see below), whose sum is σ = 22284288. Its totient is φ = 4220352.

The previous prime is 9955567. The next prime is 9955571. The reversal of 9955568 is 8655599.

It is a super-2 number, since 2×9955568² = 198226668405248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9955567) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 11105 + ... + 11967.

Almost surely, 2^9955568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9955568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11142144).

9955568 is an abundant number, since it is smaller than the sum of its proper divisors (12328720).

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

9955568 is a wasteful number, since it uses less digits than its factorization.

9955568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981 (or 975 counting only the distinct ones).

The product of its digits is 486000, while the sum is 47.

The square root of 9955568 is about 3155.2445230124. The cubic root of 9955568 is about 215.1239091048.

The spelling of 9955568 in words is "nine million, nine hundred fifty-five thousand, five hundred sixty-eight".