9894492 has 18 divisors (see below), whose sum is σ = 25011168. Its totient is φ = 3298152.

The previous prime is 9894491. The next prime is 9894523. The reversal of 9894492 is 2944989.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9894491) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137388 + ... + 137459.

Almost surely, 2^9894492 is an apocalyptic number.

It is an amenable number.

9894492 is an abundant number, since it is smaller than the sum of its proper divisors (15116676).

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

9894492 is a wasteful number, since it uses less digits than its factorization.

9894492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274857 (or 274852 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 9894492 is about 3145.5511440763. The cubic root of 9894492 is about 214.6830881736.

The spelling of 9894492 in words is "nine million, eight hundred ninety-four thousand, four hundred ninety-two".