9945088 has 30 divisors (see below), whose sum is σ = 19922336. Its totient is φ = 4964352.

The previous prime is 9945077. The next prime is 9945101. The reversal of 9945088 is 8805499.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16081 + ... + 16687.

Almost surely, 2^9945088 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 9945088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9961168).

9945088 is an abundant number, since it is smaller than the sum of its proper divisors (9977248).

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

9945088 is an frugal number, since it uses more digits than its factorization.

9945088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 9945088 is about 3153.5833586573. The cubic root of 9945088 is about 215.0483972533.

The spelling of 9945088 in words is "nine million, nine hundred forty-five thousand, eighty-eight".