9994870 has 16 divisors (see below), whose sum is σ = 18160848. Its totient is φ = 3960160.

The previous prime is 9994867. The next prime is 9994871. The reversal of 9994870 is 784999.

It is a self number, because there is not a number n which added to its sum of digits gives 9994870.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994871) 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, 3601 + ... + 5740.

It is an arithmetic number, because the mean of its divisors is an integer number (1135053).

Almost surely, 2^9994870 is an apocalyptic number.

9994870 is a deficient number, since it is larger than the sum of its proper divisors (8165978).

9994870 is a wasteful number, since it uses less digits than its factorization.

9994870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9455.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 9994870 is about 3161.4664318952. The cubic root of 9994870 is about 215.4066218684.

The spelling of 9994870 in words is "nine million, nine hundred ninety-four thousand, eight hundred seventy".