9201994 has 8 divisors (see below), whose sum is σ = 14037120. Its totient is φ = 4522956.

The previous prime is 9201991. The next prime is 9202013. The reversal of 9201994 is 4991029.

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

It is not an unprimeable number, because it can be changed into a prime (9201991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38874 + ... + 39109.

It is an arithmetic number, because the mean of its divisors is an integer number (1754640).

Almost surely, 2^9201994 is an apocalyptic number.

9201994 is a deficient number, since it is larger than the sum of its proper divisors (4835126).

9201994 is a wasteful number, since it uses less digits than its factorization.

9201994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78044.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 9201994 is about 3033.4788609779. The cubic root of 9201994 is about 209.5530478956.

The spelling of 9201994 in words is "nine million, two hundred one thousand, nine hundred ninety-four".