9994580 has 12 divisors (see below), whose sum is σ = 20988660. Its totient is φ = 3997824.

The previous prime is 9994573. The next prime is 9994603. The reversal of 9994580 is 854999.

It can be written as a sum of positive squares in 2 ways, for example, as 7376656 + 2617924 = 2716^2 + 1618^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249845 + ... + 249884.

It is an arithmetic number, because the mean of its divisors is an integer number (1749055).

Almost surely, 2^9994580 is an apocalyptic number.

It is an amenable number.

9994580 is an abundant number, since it is smaller than the sum of its proper divisors (10994080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9994580 is a wasteful number, since it uses less digits than its factorization.

9994580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499738 (or 499736 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 44.

The square root of 9994580 is about 3161.4205667706. The cubic root of 9994580 is about 215.4045385155.

The spelling of 9994580 in words is "nine million, nine hundred ninety-four thousand, five hundred eighty".