9689894 has 4 divisors (see below), whose sum is σ = 14534844. Its totient is φ = 4844946.

The previous prime is 9689891. The next prime is 9689929. The reversal of 9689894 is 4989869.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4989869 = 563 ⋅8863.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9689891) 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 as a sum of consecutive naturals, namely, 2422472 + ... + 2422475.

It is an arithmetic number, because the mean of its divisors is an integer number (3633711).

Almost surely, 2^9689894 is an apocalyptic number.

9689894 is a deficient number, since it is larger than the sum of its proper divisors (4844950).

9689894 is a wasteful number, since it uses less digits than its factorization.

9689894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844949.

The product of its digits is 1119744, while the sum is 53.

The square root of 9689894 is about 3112.8594571551. The cubic root of 9689894 is about 213.1930332935.

The spelling of 9689894 in words is "nine million, six hundred eighty-nine thousand, eight hundred ninety-four".