9428880 has 80 divisors (see below), whose sum is σ = 30962304. Its totient is φ = 2365440.

The previous prime is 9428879. The next prime is 9428917. The reversal of 9428880 is 888249.

9428880 = T₇₉ + T₈₀ + ... + T₃₈₄.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2925 + ... + 5235.

Almost surely, 2^9428880 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 9428880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15481152).

9428880 is an abundant number, since it is smaller than the sum of its proper divisors (21533424).

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

9428880 is a wasteful number, since it uses less digits than its factorization.

9428880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2344 (or 2338 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 9428880 is about 3070.6481400512. The cubic root of 9428880 is about 211.2613429480.

The spelling of 9428880 in words is "nine million, four hundred twenty-eight thousand, eight hundred eighty".