9681494 has 16 divisors (see below), whose sum is σ = 15283296. Its totient is φ = 4593600.

The previous prime is 9681481. The next prime is 9681499. The reversal of 9681494 is 4941869.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9681499) 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 in 7 ways as a sum of consecutive naturals, for example, 1439 + ... + 4629.

It is an arithmetic number, because the mean of its divisors is an integer number (955206).

Almost surely, 2^9681494 is an apocalyptic number.

9681494 is a deficient number, since it is larger than the sum of its proper divisors (5601802).

9681494 is a wasteful number, since it uses less digits than its factorization.

9681494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3271.

The product of its digits is 62208, while the sum is 41.

The square root of 9681494 is about 3111.5099228510. The cubic root of 9681494 is about 213.1314110437.

The spelling of 9681494 in words is "nine million, six hundred eighty-one thousand, four hundred ninety-four".