9889694 has 16 divisors (see below), whose sum is σ = 15318720. Its totient is φ = 4786080.

The previous prime is 9889687. The next prime is 9889697. The reversal of 9889694 is 4969889.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9889697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7784 + ... + 8964.

It is an arithmetic number, because the mean of its divisors is an integer number (957420).

Almost surely, 2^9889694 is an apocalyptic number.

9889694 is a deficient number, since it is larger than the sum of its proper divisors (5429026).

9889694 is a wasteful number, since it uses less digits than its factorization.

9889694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315.

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

The square root of 9889694 is about 3144.7883871574. The cubic root of 9889694 is about 214.6483814567.

The spelling of 9889694 in words is "nine million, eight hundred eighty-nine thousand, six hundred ninety-four".