9428886 has 56 divisors (see below), whose sum is σ = 22034880. Its totient is φ = 3020976.

The previous prime is 9428879. The next prime is 9428917. The reversal of 9428886 is 6888249.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 42171 + ... + 42393.

It is an arithmetic number, because the mean of its divisors is an integer number (393480).

Almost surely, 2^9428886 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9428886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11017440).

9428886 is an abundant number, since it is smaller than the sum of its proper divisors (12605994).

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

9428886 is a wasteful number, since it uses less digits than its factorization.

9428886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272 (or 257 counting only the distinct ones).

The product of its digits is 221184, while the sum is 45.

The square root of 9428886 is about 3070.6491170435. The cubic root of 9428886 is about 211.2613877595.

The spelling of 9428886 in words is "nine million, four hundred twenty-eight thousand, eight hundred eighty-six".