9963494 has 4 divisors (see below), whose sum is σ = 14945244. Its totient is φ = 4981746.

The previous prime is 9963469. The next prime is 9963497. The reversal of 9963494 is 4943699.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9963497) 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 as a sum of consecutive naturals, namely, 2490872 + ... + 2490875.

It is an arithmetic number, because the mean of its divisors is an integer number (3736311).

Almost surely, 2^9963494 is an apocalyptic number.

9963494 is a deficient number, since it is larger than the sum of its proper divisors (4981750).

9963494 is a wasteful number, since it uses less digits than its factorization.

9963494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4981749.

The product of its digits is 209952, while the sum is 44.

The square root of 9963494 is about 3156.5002772058. The cubic root of 9963494 is about 215.1809833576.

The spelling of 9963494 in words is "nine million, nine hundred sixty-three thousand, four hundred ninety-four".