9993494 has 16 divisors (see below), whose sum is σ = 17286048. Its totient is φ = 4244352.

The previous prime is 9993493. The next prime is 9993517. The reversal of 9993494 is 4943999.

It is a happy number.

9993494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9993493) 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, 1577 + ... + 4740.

It is an arithmetic number, because the mean of its divisors is an integer number (1080378).

Almost surely, 2^9993494 is an apocalyptic number.

9993494 is a deficient number, since it is larger than the sum of its proper divisors (7292554).

9993494 is a wasteful number, since it uses less digits than its factorization.

9993494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6439.

The product of its digits is 314928, while the sum is 47.

The square root of 9993494 is about 3161.2488038748. The cubic root of 9993494 is about 215.3967363600.

The spelling of 9993494 in words is "nine million, nine hundred ninety-three thousand, four hundred ninety-four".