9421888 has 28 divisors (see below), whose sum is σ = 21368512. Its totient is φ = 4037760.

The previous prime is 9421883. The next prime is 9421903. The reversal of 9421888 is 8881249.

It is a tau number, because it is divible by the number of its divisors (28).

It is a self number, because there is not a number n which added to its sum of digits gives 9421888.

It is not an unprimeable number, because it can be changed into a prime (9421883) 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, 10068 + ... + 10963.

Almost surely, 2^9421888 is an apocalyptic number.

It is an amenable number.

9421888 is an abundant number, since it is smaller than the sum of its proper divisors (11946624).

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

9421888 is a wasteful number, since it uses less digits than its factorization.

9421888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21050 (or 21040 counting only the distinct ones).

The product of its digits is 36864, while the sum is 40.

The square root of 9421888 is about 3069.5094070551. The cubic root of 9421888 is about 211.2091096469.

The spelling of 9421888 in words is "nine million, four hundred twenty-one thousand, eight hundred eighty-eight".