9999694 has 8 divisors (see below), whose sum is σ = 15405048. Its totient is φ = 4864680.

The previous prime is 9999677. The next prime is 9999713. The reversal of 9999694 is 4969999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 67492 + ... + 67639.

It is an arithmetic number, because the mean of its divisors is an integer number (1925631).

Almost surely, 2^9999694 is an apocalyptic number.

9999694 is a deficient number, since it is larger than the sum of its proper divisors (5405354).

9999694 is a wasteful number, since it uses less digits than its factorization.

9999694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135170.

The product of its digits is 1417176, while the sum is 55.

The square root of 9999694 is about 3162.2292769500. The cubic root of 9999694 is about 215.4412714574.

The spelling of 9999694 in words is "nine million, nine hundred ninety-nine thousand, six hundred ninety-four".