9887394 has 24 divisors (see below), whose sum is σ = 21737520. Its totient is φ = 2995960.

The previous prime is 9887393. The next prime is 9887407. The reversal of 9887394 is 4937889.

It is a super-2 number, since 2×9887394² = 195521120222472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9887393) 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 11 ways as a sum of consecutive naturals, for example, 6084 + ... + 7535.

It is an arithmetic number, because the mean of its divisors is an integer number (905730).

Almost surely, 2^9887394 is an apocalyptic number.

9887394 is an abundant number, since it is smaller than the sum of its proper divisors (11850126).

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

9887394 is a wasteful number, since it uses less digits than its factorization.

9887394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13646 (or 13635 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 9887394 is about 3144.4226815109. The cubic root of 9887394 is about 214.6317402423.

The spelling of 9887394 in words is "nine million, eight hundred eighty-seven thousand, three hundred ninety-four".