9946370213 has 16 divisors (see below), whose sum is σ = 10826524800. Its totient is φ = 9082804800.

The previous prime is 9946370209. The next prime is 9946370219. The reversal of 9946370213 is 3120736499.

It is a cyclic number.

It is not a de Polignac number, because 9946370213 - 2² = 9946370209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9946370219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2123408 + ... + 2128086.

It is an arithmetic number, because the mean of its divisors is an integer number (676657800).

Almost surely, 2^9946370213 is an apocalyptic number.

It is an amenable number.

9946370213 is a deficient number, since it is larger than the sum of its proper divisors (880154587).

9946370213 is a wasteful number, since it uses less digits than its factorization.

9946370213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6412.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 9946370213 is about 99731.4905784527. The cubic root of 9946370213 is about 2150.5763886760.

The spelling of 9946370213 in words is "nine billion, nine hundred forty-six million, three hundred seventy thousand, two hundred thirteen".