9894243 has 16 divisors (see below), whose sum is σ = 13610016. Its totient is φ = 6389760.

The previous prime is 9894229. The next prime is 9894259. The reversal of 9894243 is 3424989.

It is not a de Polignac number, because 9894243 - 2⁵ = 9894211 is a prime.

It is a d-powerful number, because it can be written as 9² + 8³ + 9⁷ + 4⁸ + 2⁵ + 4⁹ + 3¹⁴ .

It is not an unprimeable number, because it can be changed into a prime (9894223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31455 + ... + 31767.

It is an arithmetic number, because the mean of its divisors is an integer number (850626).

Almost surely, 2^9894243 is an apocalyptic number.

9894243 is a deficient number, since it is larger than the sum of its proper divisors (3715773).

9894243 is a wasteful number, since it uses less digits than its factorization.

9894243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614.

The product of its digits is 62208, while the sum is 39.

The square root of 9894243 is about 3145.5115641180. The cubic root of 9894243 is about 214.6812872882.

The spelling of 9894243 in words is "nine million, eight hundred ninety-four thousand, two hundred forty-three".