9892481 has 4 divisors (see below), whose sum is σ = 9935172. Its totient is φ = 9849792.

The previous prime is 9892447. The next prime is 9892499. The reversal of 9892481 is 1842989.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5856400 + 4036081 = 2420^2 + 2009^2 .

It is a cyclic number.

It is not a de Polignac number, because 9892481 - 2⁶ = 9892417 is a prime.

It is a super-2 number, since 2×9892481² = 195722360670722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9892381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20996 + ... + 21461.

It is an arithmetic number, because the mean of its divisors is an integer number (2483793).

Almost surely, 2^9892481 is an apocalyptic number.

It is an amenable number.

9892481 is a deficient number, since it is larger than the sum of its proper divisors (42691).

9892481 is a wasteful number, since it uses less digits than its factorization.

9892481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42690.

The product of its digits is 41472, while the sum is 41.

The square root of 9892481 is about 3145.2314700193. The cubic root of 9892481 is about 214.6685428103.

The spelling of 9892481 in words is "nine million, eight hundred ninety-two thousand, four hundred eighty-one".