9867492 has 36 divisors (see below), whose sum is σ = 25321296. Its totient is φ = 3239280.

The previous prime is 9867491. The next prime is 9867521. The reversal of 9867492 is 2947689.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (9867491) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367 + ... + 4457.

Almost surely, 2^9867492 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 9867492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12660648).

9867492 is an abundant number, since it is smaller than the sum of its proper divisors (15453804).

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

9867492 is a wasteful number, since it uses less digits than its factorization.

9867492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4168 (or 4163 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 9867492 is about 3141.2564365234. The cubic root of 9867492 is about 214.4876351945.

The spelling of 9867492 in words is "nine million, eight hundred sixty-seven thousand, four hundred ninety-two".