9994635 has 24 divisors (see below), whose sum is σ = 19799520. Its totient is φ = 4568832.

The previous prime is 9994631. The next prime is 9994669. The reversal of 9994635 is 5364999.

It is a happy number.

9994635 is a `hidden beast` number, since 9 + 9 + 9 + 4 + 635 = 666.

It is not a de Polignac number, because 9994635 - 2² = 9994631 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

9994635 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (9994631) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15550 + ... + 16179.

It is an arithmetic number, because the mean of its divisors is an integer number (824980).

Almost surely, 2^9994635 is an apocalyptic number.

9994635 is a deficient number, since it is larger than the sum of its proper divisors (9804885).

9994635 is a wasteful number, since it uses less digits than its factorization.

9994635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31747 (or 31744 counting only the distinct ones).

The product of its digits is 262440, while the sum is 45.

The square root of 9994635 is about 3161.4292653798. The cubic root of 9994635 is about 215.4049336373.

The spelling of 9994635 in words is "nine million, nine hundred ninety-four thousand, six hundred thirty-five".