9994436 has 12 divisors (see below), whose sum is σ = 18519228. Its totient is φ = 4703232.

The previous prime is 9994427. The next prime is 9994441. The reversal of 9994436 is 6344999.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7529536 + 2464900 = 2744^2 + 1570^2 .

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73421 + ... + 73556.

It is an arithmetic number, because the mean of its divisors is an integer number (1543269).

Almost surely, 2^9994436 is an apocalyptic number.

It is an amenable number.

9994436 is a deficient number, since it is larger than the sum of its proper divisors (8524792).

9994436 is a wasteful number, since it uses less digits than its factorization.

9994436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146998 (or 146996 counting only the distinct ones).

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

The square root of 9994436 is about 3161.3977921166. The cubic root of 9994436 is about 215.4035040080.

The spelling of 9994436 in words is "nine million, nine hundred ninety-four thousand, four hundred thirty-six".